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MB Quart RS1-213

220W Peak (110W RMS) 5.25" Reference Series 2-Way 4-ohm Component Speaker System

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220W Peak (110W RMS) 5.25" Reference Series 2-Way 4-ohm Component Speaker System

• 110 watts Peak Each, 55 watts RMS Each
• 3/4" Titanium Dome tweeters
• Tunable waveguide tweeter housing
• Bamboo Fiber cone material
• Tweeters constructed with WideSphere™ Technology
• Impedance: 4 ohm
• Sensitivity: 86 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $149.95
-13% $129.95 /set

Available

Ships in 10-14 days

Limited time!

Earthquake Sound FC5.2

1000W Peak 5.25" Focus Series 2-Way Component 4-ohm Car Speaker System

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1000W Peak 5.25" Focus Series 2-Way Component 4-ohm Car Speaker System

• 500 watts Peak Each
• 1-1/2" Silk Dome Tweeters
• Poly-Injection cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

Free Speaker Accessory at Checkout!
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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
1
List price $190.00
-21% $149.99 /set

In stock.

NVX - Worth the Envy - Direct to Consumer Car Audio

Diamond Audio MP525

300W Peak (150W RMS) 5.25" Motorsport Series Pro Audio Full-Range Coaxial Horn Speakers

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300W Peak (150W RMS) 5.25" Motorsport Series Pro Audio Full-Range Coaxial Horn Speakers

• 300 watts Peak Each, 150 watts RMS Each
• 1" Horn tweeters
• Impedance:
• Sensitivity: 101 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
2
$439.99 /pair

In stock

Only 2 Left!

DS18 G5.25Xi

270W Peak (90W RMS) 5.25" GEN-X Series 2-way 4-ohm Coaxial Speakers

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270W Peak (90W RMS) 5.25" GEN-X Series 2-way 4-ohm Coaxial Speakers

• 135 watts Peak Each, 45 watts RMS Each
• 1" Mylar Balanced Dome tweeters with neodynium magnets
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
$50.95 /pair

In stock

DS18 PRO-FR5NEO (Sold Individually)

400W Peak (200W RMS) 5.25” PRO-FR Series 4-ohm Full-Range Bullet Loudspeaker

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400W Peak (200W RMS) 5.25” PRO-FR Series 4-ohm Full-Range Bullet Loudspeaker

• 400 watts Peak Each, 200 watts RMS Each
• Aluminum Bullet Tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
1
$119.95

In stock

American Bass STUDIO 5.25 FR

240W Peak (120W RMS) 5.25" Studio Series 2 Way Coaxial Full Range 4-ohm Speakers (STUDIO-5.25-FR)

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240W Peak (120W RMS) 5.25" Studio Series 2 Way Coaxial Full Range 4-ohm Speakers (STUDIO-5.25-FR)

• 120 watts Peak Each, 60 watts RMS Each
• 1/2" Hard Dome tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $101.64
-26% $74.75 /pair

In stock.

Deaf Bonce Machete MFX-50

200W Peak (100W RMS) 5.25" Machete Series 2 Way Coaxial 4-ohm Speakers

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200W Peak (100W RMS) 5.25" Machete Series 2 Way Coaxial 4-ohm Speakers

• 100 watts Peak Each, 50 watts RMS Each
• Dome Tweeters
• Semi-Pressed paper with Mica cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
$39.90 /pair

Available

Ships in 10-14 days

American Bass SQ-5.25-FR

240W Peak (120W RMS) 5.25" SQ Series 2 Way Full Range Coaxial 4-ohm Speakers

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240W Peak (120W RMS) 5.25" SQ Series 2 Way Full Range Coaxial 4-ohm Speakers

• 120 watts Peak Each, 60 watts RMS Each
• Swivel 3/4" Neodymium Dome Tweeters
• Glass Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $83.00
-29% $59.28 /pair

In stock.

Limited time!

Earthquake Sound VTEK-52Xi

800W RMS 5.25" VTEK Series 2-Way Coaxial 2-ohm Car Speakers

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800W RMS 5.25" VTEK Series 2-Way Coaxial 2-ohm Car Speakers

• 400 watts RMS Each
• 3/4" Silk Dome swiveling tweeters
• Glass Carbon Fiber cone material
• Impedance: 2 ohm
• Sensitivity: 89 dB

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found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
$159.00 /pair

In stock.

Limited time!

Hertz CK 130

420W Peak (140W RMS) 5.25" Cento Series 2-way 4-ohm Component Speaker System

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420W Peak (140W RMS) 5.25" Cento Series 2-way 4-ohm Component Speaker System

• 210 watts Peak Each, 70 watts RMS Each
• CCX 2 crossover with tweeter emission level control (0 to +3dB)
• 1" Tetolon Dome tweeters
• Semi-pressed Paper-Mica cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $480.00
-17% $399.99 /set

Available

Ships in 10-14 days

Kenwood KFC-C1356S

520W Peak (60W RMS) 5.25" 2-way 4-ohm Dual Cone Car Speakers

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520W Peak (60W RMS) 5.25" 2-way 4-ohm Dual Cone Car Speakers

• 260 watts Peak Each, 30 watts RMS Each
• Cone tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Rear Deck Corner
List price $60.00
-42% $34.99 /pair

Available

Ships in 10-14 days

Limited time!

MB Quart DK2-113

180W Peak (90W RMS) 5.25" Discus Series 2-way 4-ohm Coaxial Car Speakers

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180W Peak (90W RMS) 5.25" Discus Series 2-way 4-ohm Coaxial Car Speakers

• 90 watts Peak Each, 45 watts RMS Each
• Aluminum Inverted Dome tweeters
• Lightweight Thermoformed Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $79.99
-13% $69.99 /pair

Available

Ships in 10-14 days

Limited time!

MTX SS5

250W RMS 5.25" Signature Series 2 Way Component 4-ohm System

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250W RMS 5.25" Signature Series 2 Way Component 4-ohm System

• 125 watts RMS Each
• 1-3/16" Teteron Dome tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 84.9 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
1
$499.95 /set

Available

Ships in 10-14 days

American Bass SYMPHONY 5.25 FR

300W Peak (150W RMS) 5.25" Symphony Series 2 Way Coaxial 4-ohm Speakers

SYMPHONY-5.25-FR big
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300W Peak (150W RMS) 5.25" Symphony Series 2 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• Neodymium Cone tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Rear Deck Corner
List price $70.45
-34% $46.28 /pair

In stock.

Deaf Bonce Black Hydra Delta 513X

240W Peak (140W RMS) 5.25" Black Hydra Series 2 Way Coaxial 4-ohm Speakers

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240W Peak (140W RMS) 5.25" Black Hydra Series 2 Way Coaxial 4-ohm Speakers

• 120 watts Peak Each, 60 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 87.4 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Rear Deck Corner
$49.90 /pair

Available

Ships in 10-14 days

Kicker CSC46 (46CSC464) (Like New (Open Box))

300W Peak (100W RMS) 4x6” CS Series 2 Way Coaxial 4-ohm Speakers

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300W Peak (100W RMS) 4x6” CS Series 2 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Kick Panel
73
List price $84.99
-25% $63.74 /pair

In stock

• 150 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Rockford Fosgate T1462 with Speaker Installation Accessories

180W Peak (90W RMS) 4x6” Power Series 2-Way Coaxial Speakers

T1462, FRING46, SDSK2, SDRLR1, BTK106 big
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180W Peak (90W RMS) 4x6” Power Series 2-Way Coaxial Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Kick Panel
158
List price $292.70
-13% $255.82 /pair

In stock

Only 2 Left!

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

Kicker CSC46 (46CSC464) (Open Box, Great)

300W Peak (100W RMS) 4x6” CS Series 2 Way Coaxial 4-ohm Speakers

46CSC464 big
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300W Peak (100W RMS) 4x6” CS Series 2 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Kick Panel
73
List price $84.99
-38% $52.49 /pair

In stock

Only 3 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Limited time!

NVX VADM4 Amplifier + 5.25" NVX Speakers

400W RMS Full Range Class D 4-Channel Car/Marine/Powersports Amplifier

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400W RMS Full Range Class D 4-Channel Car/Marine/Powersports Amplifier

• 400 Watt True RMS Output!
• Marine Certified 4-Channel Micro Class D Amplifier
• 75W x 4-Chan. @ 4 ohm
• 100W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/2 Channel Operation
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint!

Purchase $400 or More of NVX and Save 15%!
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138
List price $371.97
-27% $269.97

In stock

• 400 Watt True RMS Output!
• Marine Certified 4-Channel Micro Class D Amplifier
• 75W x 4-Chan. @ 4 ohm
• 100W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/2 Channel Operation
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint!

Lowest price in 30 days

Infinity REF507CF with Installation Accessories

390W Peak (130W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

REF507CF_ACC_KIT big
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390W Peak (130W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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Fits your 733i
230
List price $322.66
-33% $216.51

In stock

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Infinity Kappa 503CF (INFSPKKA503CFAM) (Open Box, Great)

480W Peak (160W RMS) 5.25” Kappa Series 2 Way 3-ohm Component Speaker System

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480W Peak (160W RMS) 5.25” Kappa Series 2 Way 3-ohm Component Speaker System

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Edge Driven Dome uni-pivot and angled tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Rear Deck Corner
List price $449.95
-38% $279.30 /set

In stock

Only 1 Left!

Kicker CSC5 (46CSC54) (Open Box, Great)

450W Peak (150W RMS) 5.25” CS Series 2 Way Coaxial 4-ohm Speakers

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450W Peak (150W RMS) 5.25” CS Series 2 Way Coaxial 4-ohm Speakers

• 225 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters with neodymium magnets
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
10
List price $119.99
-42% $69.99 /pair

In stock

• 225 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters with neodymium magnets
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Pioneer TS-G1320S (Open Box, Great)

500W Peak (70W RMS) 5.25" G-Series 2-way 4-ohm Coaxial Car Speakers

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500W Peak (70W RMS) 5.25" G-Series 2-way 4-ohm Coaxial Car Speakers

• 250 watts Peak Each, 35 watts RMS Each
• 1-3/16" Polyethylene Terephthalate (PET) Balanced Dome tweeters
• Mica Injected Polypropylene - MIPP cone material with Progressive Flex Suspension System (PFSS) spider
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Rear Deck Corner
27
List price $65.00
-38% $39.99 /pair

In stock

Only 3 Left!

DS18 EXL-SQ5.25 (Open Box, Great)

680W Peak (160W RMS) 5.25" EXL-SQ Series 2-way 3-ohm Coaxial Car Speakers

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680W Peak (160W RMS) 5.25" EXL-SQ Series 2-way 3-ohm Coaxial Car Speakers

• 340 watts Peak Each, 80 watts RMS Each
• 1" PEI (Polyetherimide) Dome tweeters with neodynium magnets
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 86 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $143.95
-30% $100.76 /pair

In stock

Only 1 Left!

Kicker CSC5 (46CSC54) (Like New (Open Box))

450W Peak (150W RMS) 5.25” CS Series 2 Way Coaxial 4-ohm Speakers

46CSC54 big
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450W Peak (150W RMS) 5.25” CS Series 2 Way Coaxial 4-ohm Speakers

• 225 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters with neodymium magnets
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
10
List price $119.99
-29% $84.99 /pair

In stock

Only 2 Left!

• 225 watts Peak Each, 75 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome tweeters with neodymium magnets
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Infinity Reference 5030cx (REF5030CX) (Open Box, Great)

390W Max (130W RMS) 5.25" Reference Series 2 Way 3-ohm Component Speaker System

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390W Max (130W RMS) 5.25" Reference Series 2 Way 3-ohm Component Speaker System

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Rear Deck Corner
List price $249.95
-44% $139.99 /set

In stock

Only 1 Left!

NVX NSP525 - Open Box, Great

240W Peak (160W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

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240W Peak (160W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
• Mounting Depth: 1.96"

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
List price $71.99
-31% $49.99 /pair

In stock

Lowest price in 30 days

Infinity REF507CF (2-Pairs, 4-Total)

780W Peak (260W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System (2-Pairs)

REF507CF_2 big
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780W Peak (260W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System (2-Pairs)

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
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Fits your 733i
List price $499.90
-30% $351.90

In stock

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Hertz DSK130.3 (2-Pairs, 4-Total)

240W Peak (120W RMS) 5.25” Dieci Series Component Speakers (2-Pairs)

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240W Peak (120W RMS) 5.25” Dieci Series Component Speakers (2-Pairs)

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
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List price $460.00
-13% $399.98

In stock

Only 1 Left!

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

JBL STAGE151F (2-Pairs, 4-Total)

600W Peak (120W) RMS 5.25" Stage Series 2-Way Coaxial Speakers (2-Pairs)

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600W Peak (120W) RMS 5.25" Stage Series 2-Way Coaxial Speakers (2-Pairs)

• 30 watts Peak Each, 150 watts RMS Each
• Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Save 15% Off Package Deals at Checkout!
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Fits your 733i
List price $159.98
-38% $99.98

In stock

• 30 watts Peak Each, 150 watts RMS Each
• Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Lowest price in 30 days

MTX Audio THUNDER51 (2-Pairs, 4-Total)

720W Peak (360W RMS) 5.25" Thunder Series 2-Way Component System (2-Pairs)

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720W Peak (360W RMS) 5.25" Thunder Series 2-Way Component System (2-Pairs)

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Save 15% Off Package Deals at Checkout!
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1
List price $479.90
-17% $399.92

In stock

Only 2 Left!

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Polk Audio 5.25" 300W Car/Marine ATV Speakers, Pair + 5.25" 225W Speakers, Pair

600W Peak (200W RMS) 5.25" DB+ Series 2-way Marine/UTV Certified Coaxial Speakers with IP55 Rating for Car, Powersports or Marine Audio Package

46CSC54,DB 522 big
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600W Peak (200W RMS) 5.25" DB+ Series 2-way Marine/UTV Certified Coaxial Speakers with IP55 Rating for Car, Powersports or Marine Audio Package

• 300 Watts Max Each, 100 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 91dB
• Mounting Depth: 1.74"

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Fits your 733i
74
List price $229.98
-29% $163.54

In stock

• 300 Watts Max Each, 100 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 91dB
• Mounting Depth: 1.74"

Infinity Kappa 53XF (INFSPKKA53XFAM) with Installation Accessories

360W Peak (120W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

KAPPA53XF_ACC_KIT big
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360W Peak (120W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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Fits your 733i
230
List price $322.66
-38% $200.51

In stock

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

JBL CLUB 54F (2-Pairs, 4-Total)

540W Peak (180W RMS) 5.25" Club Series 3-ohms 2-way Coaxial Car Speakers (2-Pairs)

CLUB54F_2 big
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540W Peak (180W RMS) 5.25" Club Series 3-ohms 2-way Coaxial Car Speakers (2-Pairs)

• 135 watts Peak Each, 45 watts RMS Each
• Silk Dome Tweeters
• Injection Molded Polypropylene with UV Protection cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

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Fits your 733i
2
List price $259.90
-23% $199.90

In stock

• 135 watts Peak Each, 45 watts RMS Each
• Silk Dome Tweeters
• Injection Molded Polypropylene with UV Protection cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Polk Audio DB5252 DB+ 5.25-inch Components (DB 5252) (2-Pairs, 4-Total)

1200WPeak (400W RMS) 5.25” DB+ Series 2-way Car & Marine Component Speaker System (2-Pairs)

DB5252_2 big
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1200WPeak (400W RMS) 5.25” DB+ Series 2-way Car & Marine Component Speaker System (2-Pairs)

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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Fits your 733i
4
List price $419.98
-19% $340.00

In stock

Only 1 Left!

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Polk Audio 150W Coaxial Speakers w/ Kicker 200W 4-Ohm Car Audio Coaxial Speakers

Polk Audio 150W Coaxial Speakers w/ Kicker 200W 4-Ohm Car Audio Coaxial Speakers

43DSC504,DB462 big
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Polk Audio 150W Coaxial Speakers w/ Kicker 200W 4-Ohm Car Audio Coaxial Speakers

• 150 Watts Max Each, 50 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.81"
• IP65 rated

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34
List price $184.98
-30% $128.96

In stock

Only 1 Left!

Rockford Fosgate Power T1462 (2-Pairs, 4-Total)

360W Peak (180W RMS) 4x6” Power Series 2-Way Coaxial Speakers (2-Pairs)

09-T1462_2 big
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360W Peak (180W RMS) 4x6” Power Series 2-Way Coaxial Speakers (2-Pairs)

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

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Fits your 733i
16
List price $439.98
-5% $419.98

In stock

Only 1 Left!

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

Rockford Fosgate Punch P1462 (2-Pairs, 4-Total)

280W Peak (140W RMS) 4x6” Punch Series 2-Way Coaxial Car Speakers (2-Pairs)

09-P1462_2 big
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280W Peak (140W RMS) 4x6” Punch Series 2-Way Coaxial Car Speakers (2-Pairs)

• 70 watts Peak Each, 35 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Injection molded Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

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Fits your 733i
37
$219.98

In stock

• 70 watts Peak Each, 35 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Injection molded Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

Rockford Fosgate Power T152 (2-Pairs, 4-Total)

480W Peak (240W RMS) 5.25" Power Series 2-way Coaxial Speakers (2-Pairs)

T152_2 big
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480W Peak (240W RMS) 5.25" Power Series 2-way Coaxial Speakers (2-Pairs)

• Peak Power: 120W
• RMS Power: 60W
• Carbon Fiber and Polypropylene Injection Molded Cone
• Butyl Rubber Surround
• 1" Aluminum Dome Tweeter
• Offset Cantilever Coaxial Mounted Tweeter

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22
$439.98

In stock

Only 1 Left!

• Peak Power: 120W
• RMS Power: 60W
• Carbon Fiber and Polypropylene Injection Molded Cone
• Butyl Rubber Surround
• 1" Aluminum Dome Tweeter
• Offset Cantilever Coaxial Mounted Tweeter

Rockford Fosgate Power T1462 + FREE $25 Gift Card

180W Peak (90W RMS) 4x6” Power Series 2-Way Coaxial Speakers

T1462, 25egift big
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180W Peak (90W RMS) 4x6” Power Series 2-Way Coaxial Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

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Install kits available for most vehicles

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Fits the following location in your 733i
  • Kick Panel
21
List price $244.99
-10% $219.99 /pair

In stock

Only 2 Left!

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

Hertz DSK130.3 + $75 Gift Card

120W Peak (60W RMS) 5.25” Dieci Series Component Speakers

DSK 130.3, 75EGIFT big
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120W Peak (60W RMS) 5.25” Dieci Series Component Speakers

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
3
List price $305.00
-33% $203.57 /set

In stock

Only 2 Left!

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

JBL Stage3 6427 (STAGE36427AM) with Sound Damping

350W Peak (70W RMS) 4x6” Stage3 Series 2-way 3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

STAGE36427AM_SDBSK2 big
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350W Peak (70W RMS) 4x6” Stage3 Series 2-way 3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 175 watts Peak Each, 35 watts RMS Each
• Edge-driven dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 91 dB

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Fits your 733i
49
List price $128.69
-18% $104.94

In stock

• 175 watts Peak Each, 35 watts RMS Each
• Edge-driven dome tweeters
• Polypropylene cone material with Plus One woofer cone architecture
• Impedance: 3 ohm
• Sensitivity: 91 dB

Hertz CX 130 with Sound Damping

300W Peak (100W RMS) 5.25" Cento Series 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

CX130_SDSK2 big
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300W Peak (100W RMS) 5.25" Cento Series 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

• 150 watts Peak Each, 50 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

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Fits your 733i
48
List price $278.74
-5% $264.98

In stock

• 150 watts Peak Each, 50 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

Infinity Kappa 53XF (INFSPKKA53XFAM) (2-Pairs, 4-Total)

720W Peak (240W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers (2-Pairs)

KAPPA53XF_2 big
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720W Peak (240W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers (2-Pairs)

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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Fits your 733i
List price $499.90
-36% $319.90

In stock

Only 2 Left!

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Infinity Kappa 503CF with Sound Damping

480W Peak (160W RMS) 5.25” Kappa Series 2-way Component Speakers System + NVX SDSK2 Sound Damping

KAPPA503CF_SDSK2 big
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480W Peak (160W RMS) 5.25” Kappa Series 2-way Component Speakers System + NVX SDSK2 Sound Damping

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Edge-Driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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Fits your 733i
49
List price $468.69
-37% $294.98

In stock

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Edge-Driven Dome Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Hertz DSK130.3 with Speaker Installation Kit

Includes: (2) 5.25" 2-Way Component speakers, 2 Piece Foam Speaker Ring Kit, Sound Damping Kit, Installer Panel Removal Tool Kit, Rubber Roller

DSK 130.3, XBAF525, SDRLR1, SDSK2, BTK106 big
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Includes: (2) 5.25" 2-Way Component speakers, 2 Piece Foam Speaker Ring Kit, Sound Damping Kit, Installer Panel Removal Tool Kit, Rubber Roller

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
149
List price $302.71
-21% $240.02 /set

In stock

Only 2 Left!

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

Diamond Audio DES525 with Speaker Installation Kit

240W Peak (120W RMS) 5.25" Elite Series 2-Way Coaxial Car Speakers + 5.25” Speaker Baffles, Sound Dampening, Roller and Panel Removal Kit

DES525, XBAF525, SDSK2, SDRLR1, BTK106 big
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240W Peak (120W RMS) 5.25" Elite Series 2-Way Coaxial Car Speakers + 5.25” Speaker Baffles, Sound Dampening, Roller and Panel Removal Kit

• 100 watts Peak Each, 50 watts RMS Each
• 1" Aluminum Dome Tweeters
• Composite Fiber Weave cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
149
List price $262.70
-9% $240.02 /pair

In stock

Only 1 Left!

• 100 watts Peak Each, 50 watts RMS Each
• 1" Aluminum Dome Tweeters
• Composite Fiber Weave cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

Polk Audio DB5252 with Installation Accessories

200W RMS 5.25” 2-way Car & Marine Component Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

DB5252, XBAF525, SDSK2, SDRLR1, BTK106 big
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200W RMS 5.25” 2-way Car & Marine Component Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
174
List price $282.70
-15% $240.03 /set

In stock

Only 2 Left!

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Cerwin Vega XED525C (2-Pairs, 4-Total)

1200W Peak (120W RMS) 5.25” XED Series 2-Way Component Speakers (2-Pairs)

XED525C_2 big
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1200W Peak (120W RMS) 5.25” XED Series 2-Way Component Speakers (2-Pairs)

• 300 watts Peak Each, 30 watts RMS Each
• 1" Metallic Balanced Dome Tweeters
• Curvilinear polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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Fits your 733i
8
List price $143.98
-17% $119.98

In stock

• 300 watts Peak Each, 30 watts RMS Each
• 1" Metallic Balanced Dome Tweeters
• Curvilinear polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

Lowest price in 30 days

MTX Audio RTX108 with Speaker Installation Kit

180W Peak (90W RMS) 5.25" Thunder Series 2-Way Component System with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

THUNDER51, XBAF525, SDSK2, SDRLR1, BTK106 big
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180W Peak (90W RMS) 5.25" Thunder Series 2-Way Component System with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Save 15% Off Package Deals at Checkout!
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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
158
List price $312.66
-23% $239.82 /set

In stock

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Lowest price in 30 days

Infinity REF507CF with Sound Damping

390W Peak (130W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System + NVX SDSK2 Sound Damping

REF507CF_SDSK2 big
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390W Peak (130W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System + NVX SDSK2 Sound Damping

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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Fits your 733i
48
List price $268.69
-29% $190.94

In stock

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

JBL Stage3 527 (Stage 3 527) (2-Pairs, 4-Total)

360W Peak (120W RMS) 5.25” Stage3 Series 2-Way 3-Ohm Coaxial Car Speakers (2-Pairs)

STAGE3527AM_2 big
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360W Peak (120W RMS) 5.25” Stage3 Series 2-Way 3-Ohm Coaxial Car Speakers (2-Pairs)

• 90 watts Max Each, 30 watts RMS Each
• PEI (Polyetherimide) Dome Tweeters
• Injection Molded Polypropylene - IMPP cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB @2.83V
• Mounting Depth: 2-3/16"

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Fits your 733i
2
List price $219.90
-36% $139.90

In stock

Only 2 Left!

• 90 watts Max Each, 30 watts RMS Each
• PEI (Polyetherimide) Dome Tweeters
• Injection Molded Polypropylene - IMPP cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB @2.83V
• Mounting Depth: 2-3/16"

(2) Pairs Rockford Fosgate R1525X2 5.25" 2-Way 320 Watt Car Audio Speakers

160W Peak (80W RMS) 5-1/4" 2-Way PRIME Series Coaxial Car Speakers Package

R1525X2 2 Pack big
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160W Peak (80W RMS) 5-1/4" 2-Way PRIME Series Coaxial Car Speakers Package

• Peak Power: 80W
• RMS Power: 40W
• 2-Way Coaxial Design
• 4 ohm Impedance
• Polypropylene Cone
• Rubber Surround
• 1/2" Silk Dome Tweeter
• Integrated Crossover

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Fits your 733i
21
$159.98

In stock

• Peak Power: 80W
• RMS Power: 40W
• 2-Way Coaxial Design
• 4 ohm Impedance
• Polypropylene Cone
• Rubber Surround
• 1/2" Silk Dome Tweeter
• Integrated Crossover

Hertz K 130 + FREE $50 Gift Card

220W Peak (130W RMS) 5.12” Uno Series Component Speakers

K 130, 50EGIFT big
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220W Peak (130W RMS) 5.12” Uno Series Component Speakers

• 110 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Rear Deck Corner
15
List price $200.00
-40% $119.99 /set

In stock

• 110 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

Rockford Fosgate Punch P142 + FREE $25 Gift Card

120W MAX (60W RMS) 4" Punch Series 2-Way Coaxial Car Speakers

P142, 25EGIFT big
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120W MAX (60W RMS) 4" Punch Series 2-Way Coaxial Car Speakers

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 733i
  • Kick Panel
21
List price $134.99
-19% $109.99 /pair

In stock

Only 3 Left!

• 60 watts Peak Each, 30 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Diamond Audio DMD52 (2-Pairs, 4-Total)

320W Peak (160W RMS) 5.25" DMD Series 2-way Coaxial Car Speakers (2-Pairs)

DMD52_2 big
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320W Peak (160W RMS) 5.25" DMD Series 2-way Coaxial Car Speakers (2-Pairs)

• 80 watts Peak Each, 40 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

Save 15% Off Package Deals at Checkout!
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found car based on your search
Fits your 733i
List price $239.98
-8% $219.98

In stock

Only 1 Left!

• 80 watts Peak Each, 40 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

Hertz CX 130 (2-Pairs, 4-Total)

600W Peak (200W RMS) 5.25" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

CX130_2 big
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600W Peak (200W RMS) 5.25" Cento Series 2-Way Coaxial Car Speakers (2-Pairs)

• 150 watts Peak Each, 50 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

Save 15% Off Package Deals at Checkout!
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found car based on your search
Fits your 733i
List price $520.00
$499.98

In stock

Only 2 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 15/16 Tetolon Dome Tweeters
• cone material
• Impedance: 4 ohm
• Sensitivity: 92.5 dB

Lowest price in 30 days

Infinity REF507F with Installation Accessories

270W Peak (90W RMS) 5.25" Reference Series 2-way 3-ohm Speakers + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

REF507F_ACC_KIT big
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270W Peak (90W RMS) 5.25" Reference Series 2-way 3-ohm Speakers + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

• 135 watts Peak Each, 45 watts RMS Each
• 1/2" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
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found car based on your search
Fits your 733i
231
List price $212.66
-40% $128.51

In stock

Only 3 Left!

• 135 watts Peak Each, 45 watts RMS Each
• 1/2" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

6 Pack: Polk Audio DB522 5.25" Car/Marine/ATV Speakers (12 Speakers)

6 Pairs (12 total speakers) 5.25 Inch 300 Watt 2 Way Car/Marine ATV Stereo Speakers Pair (6 Pack)

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6 Pairs (12 total speakers) 5.25 Inch 300 Watt 2 Way Car/Marine ATV Stereo Speakers Pair (6 Pack)

• 300 Watts Max Each, 100 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 91dB
• Mounting Depth: 1.74"

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Fits your 733i
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List price $659.94
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• 300 Watts Max Each, 100 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 91dB
• Mounting Depth: 1.74"

Cerwin Vega H752 with Sound Damping

500W Peak (80W RMS) 5.25” HED Series Coaxial Car Speakers + NVX SDSK2 Sound Damping

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500W Peak (80W RMS) 5.25” HED Series Coaxial Car Speakers + NVX SDSK2 Sound Damping

• 275 watts Peak Each, 40 watts RMS Each
• 1" Polypropylene Balanced Dome Tweeters
• Graphite Reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
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found car based on your search
Fits your 733i
53
List price $102.73
-17% $84.98

In stock

• 275 watts Peak Each, 40 watts RMS Each
• 1" Polypropylene Balanced Dome Tweeters
• Graphite Reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

NVX - Worth the Envy - Direct to Consumer Car Audio

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    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
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    FAQ for Speakers in 1982 733i

    Q: Can I upgrade or change the Speakers in 1982 BMW 733i?

    A: Yes this page includes all the best Speakers that work in your 733i.

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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.