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Diamond Audio DES525 with Sound Damping

200W Peak (100W RMS) 5.25" Elite Series 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

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200W Peak (100W RMS) 5.25" Elite Series 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

• 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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Fits your 733i
47
$214.98

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

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

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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

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Fits your 733i
228
List price $212.66
-29% $150.51

In stock

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

Rockford Fosgate Punch P152 with Sound Damping

160W Peak (80W RMS) 5.25" Punch Series 2-way 4-ohm Full Range Car Speakers + NVX SDBSK2 Premium Sound Damping

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160W Peak (80W RMS) 5.25" Punch Series 2-way 4-ohm Full Range Car Speakers + NVX SDBSK2 Premium Sound Damping

• 80 watts Peak Each, 40 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

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Fits your 733i
74
List price $128.73
$124.98

In stock

• 80 watts Peak Each, 40 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

Rockford Fosgate Punch with Sound Damping

140W Peak (70W RMS) 4x6” Punch Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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140W Peak (70W RMS) 4x6” Punch Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 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: 90 dB

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Fits your 733i
84
List price $128.73
$124.98

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: 90 dB

Hifonics ZS525CX with Installation Accessories

400W Peak (60W RMS) 5.25” Zeus Series Coaxial 2-way Car Speakers + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

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400W Peak (60W RMS) 5.25” Zeus Series Coaxial 2-way Car Speakers + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

• 200 Watts Max Each, 30 Watts RMS Each
• 1" Mylar Balanced Dome Tweeter
• Alpha-Cellulose Cones
• 4 Ohm Impedance
• Sensitivity: 88dB
• Mounting Depth: 2"

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227
List price $101.70
-45% $56.35

In stock

• 200 Watts Max Each, 30 Watts RMS Each
• 1" Mylar Balanced Dome Tweeter
• Alpha-Cellulose Cones
• 4 Ohm Impedance
• Sensitivity: 88dB
• Mounting Depth: 2"

Infinity Primus 503F with Sound Damping

480W Peak (160W RMS) Primus Series 5.25” 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

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480W Peak (160W RMS) Primus Series 5.25” 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

• 120 watts Peak Each, 40 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

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Fits your 733i
47
List price $118.69
-28% $84.94

In stock

Only 3 Left!

• 120 watts Peak Each, 40 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

DS18 PRO-X5.4BM (Sold Individually) with Sound Damping

300W Peak (150W RMS) 5.25” PRO-X Series 4-ohm Mid-Range Loudspeaker + NVX SDBSK2 Premium Sound Damping

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300W Peak (150W RMS) 5.25” PRO-X Series 4-ohm Mid-Range Loudspeaker + NVX SDBSK2 Premium Sound Damping

• 300 watts Peak Each, 150 watts RMS Each
• Red Aluminum Bullet tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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Fits your 733i
47
List price $68.69
-12% $60.44

In stock

• 300 watts Peak Each, 150 watts RMS Each
• Red Aluminum Bullet tweeters
• Non-Pressed Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

MTX TERMINATOR46 with Sound Damping

160W Peak (80W RMS) 4x6” Terminator Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

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160W Peak (80W RMS) 4x6” Terminator Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 80 watts Peak Each, 40 watts RMS Each
• 1" Mylar Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.1 dB

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Fits your 733i
50
List price $83.69
-16% $69.94

In stock

• 80 watts Peak Each, 40 watts RMS Each
• 1" Mylar Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.1 dB

Rockford Fosgate Power T1462 with Sound Damping

180W Peak (90W RMS) 4x6” Power Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

09-T1462_SDBSK2 big
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180W Peak (90W RMS) 4x6” Power Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome tweeters with polyurethane suspension
• Carbon Fiber & Polypropylene-injected cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

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Fits your 733i
63
List price $238.73
-8% $219.99

In stock

Only 2 Left!

• 90 watts Peak Each, 45 watts RMS Each
• 1" Aluminum Dome tweeters with polyurethane suspension
• Carbon Fiber & Polypropylene-injected cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

Hertz DSK130.3 with Sound Damping

120W Peak (60W RMS) 5.25” Dieci Series Component Speakers + NVX SDSK2 Sound Damping

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120W Peak (60W RMS) 5.25” Dieci Series Component Speakers + NVX SDSK2 Sound Damping

• 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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Fits your 733i
47
List price $248.74
-14% $214.98

In stock

Only 3 Left!

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

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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
48
List price $468.69
-37% $294.98

In stock

Only 3 Left!

• 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

Rockford Fosgate Power T152 with Sound Damping

240W Peak (120W RMS) 5.25" Power Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

T152_SDBSK2 big
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240W Peak (120W RMS) 5.25" Power Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 120 watts Peak Each, 60 watts RMS Each
• 1" Aluminum Dome offset cantilever coaxial mounted tweeters
• Polypropylene-Carbon Fiber Hybrid cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

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Fits your 733i
69
List price $238.73
$234.98

In stock

Only 2 Left!

• 120 watts Peak Each, 60 watts RMS Each
• 1" Aluminum Dome offset cantilever coaxial mounted tweeters
• Polypropylene-Carbon Fiber Hybrid cone material
• Impedance: 4 ohm
• Sensitivity: 86.5 dB

Infinity REF467F with Installation Accessories

270W Peak (90W RMS) 4x6" Reference Series 2-way 3-ohm Speakers + 4"x6" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

REF467F_ACC_KIT big
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270W Peak (90W RMS) 4x6" Reference Series 2-way 3-ohm Speakers + 4"x6" 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

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Fits your 733i
219
List price $212.66
-31% $146.31

In stock

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

Hertz K 130 with Sound Damping

440W Peak (110W RMS) 5.25” Uno Series Component Speakers + NVX SDSK2 Sound Damping

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440W Peak (110W RMS) 5.25” Uno Series Component Speakers + NVX SDSK2 Sound Damping

• 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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Fits your 733i
48
List price $168.74
-32% $114.98

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

Infinity REF507F with Sound Damping

270W Peak (90W RMS) 5.25" Reference Series 2-way 3-ohm Speakers + NVX SDSK2 Sound Damping

REF507F_SDSK2 big
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270W Peak (90W RMS) 5.25" Reference Series 2-way 3-ohm Speakers + NVX SDSK2 Sound Damping

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

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Fits your 733i
48
List price $158.69
-21% $124.94

In stock

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

Infinity Primus 503CF (PR503CF) with Sound Damping

300W Peak (100W RMS) 5.25” Primus Series 2-Way Component Speaker System + NVX SDSK2 Sound Damping

PR503CF_SDSK2 big
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300W Peak (100W RMS) 5.25” Primus Series 2-Way Component Speaker System + NVX SDSK2 Sound Damping

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

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Fits your 733i
48
List price $168.69
-20% $134.94

In stock

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

JVC CS-DR521 with Sound Damping

520W Peak (80W RMS) 5.25'' DRVN Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

CSDR521_SDBSK2 big
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520W Peak (80W RMS) 5.25'' DRVN Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 260 watts Peak Each, 40 watts RMS Each
• 1" Polyetherimide Balanced Dome tweeters with small cover
• Robust and lightweight Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Fits your 733i
47
List price $137.74
-17% $113.99

In stock

Only 2 Left!

• 260 watts Peak Each, 40 watts RMS Each
• 1" Polyetherimide Balanced Dome tweeters with small cover
• Robust and lightweight Carbon Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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MTX Audio THUNDER52 with Sound Damping

180W Peak (90W RMS) 5.25" Thunder Dome Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

THUNDER52_SDBSK2 big
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180W Peak (90W RMS) 5.25" Thunder Dome Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 90 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Save 15% Off Package Deals at Checkout!
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Fits your 733i
49
List price $138.69
-20% $110.95

In stock

• 90 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

Cerwin Vega XED525C with Sound Damping

600W Peak (60W RMS) 5.25” XED Series 2-Way Component Speakers + NVX SDSK2 Sound Damping

XED525C_SDSK2 big
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600W Peak (60W RMS) 5.25” XED Series 2-Way Component Speakers + NVX SDSK2 Sound Damping

• 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
55
List price $90.73
-17% $74.98

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

Cerwin Vega H752 with Sound Damping

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

H752_SDSK2 big
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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

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Fits your 733i
52
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

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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:

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