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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

DES525_SDSK2 big
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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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
46
$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 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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
46
List price $268.69
-13% $234.94

In stock

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

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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
47
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

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 multiple locations in your 525i
  • Front Door
  • 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

Lowest price in 30 days

Infinity Kappa 53XF (INFSPKKA53XFAM) with Sound Damping

360W Peak (120W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

KAPPA53XF_SDSK2 big
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360W Peak (120W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers + NVX SDSK2 Sound Damping

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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
46
List price $268.69
-35% $174.94

In stock

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

DS18 PRO-EXL64 with Speaker Installation Kit

Includes: 5.25” Loudspeaker, 2 Piece Foam Speaker Ring Kit, Sound Damping Kit, , Sound Damping Kit, Installer Panel Removal Tool Kit, Rubber Roller

PRO-FR5NEO, FRING525, SDSK2 big
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Includes: 5.25” Loudspeaker, 2 Piece Foam Speaker Ring Kit, Sound Damping Kit, , Sound Damping Kit, Installer Panel Removal Tool Kit, Rubber Roller

• 200W RMS 5.25” PRO-FR Series Speaker
• 2 Piece Foam Speaker Ring Kit
• 1.38 Square Feet of Sound Damping
• Sound Dampening Rubber Roller
• Installer Panel Removal Tool Kit

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Install kits available for most vehicles

found car based on your search
Fits multiple locations in your 525i
  • Front Door
  • Rear Deck Corner
141
List price $312.61
-12% $275.73

In stock

Only 3 Left!

• 200W RMS 5.25” PRO-FR Series Speaker
• 2 Piece Foam Speaker Ring Kit
• 1.38 Square Feet of Sound Damping
• Sound Dampening Rubber Roller
• Installer Panel Removal Tool Kit

Polk Audio 5.25" 300W Speakers, Pair + Kicker 5.25" 200W 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

43DSC504, DB522 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"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
30
List price $194.98
-24% $149.07

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"

Cerwin Vega H752 (2-Pairs, 4-Total)

1000W Peak (160W RMS) 5.25” HED Series Coaxial Car Speakers (2-Pairs)

H752_2 big
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1000W Peak (160W RMS) 5.25” HED Series Coaxial Car Speakers (2-Pairs)

• 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!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
5
List price $167.98
-17% $139.98

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

Infinity Primus 503CF (PR503CF) (2-Pairs, 4-Total)

600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

PR503CF_2 big
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600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
1
List price $299.90
-20% $239.90

In stock

Only 2 Left!

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

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!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
List price $499.90
-12% $439.90

In stock

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

NVX VSP525KIT (2-Pairs, 4-Total)

1500W Peak (500W RMS) 5.25" V-Series 2-Way Component Speaker System with 25mm Silk Dome Tweeters (2-Pairs)

VSP525KIT_2 big
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1500W Peak (500W RMS) 5.25" V-Series 2-Way Component Speaker System with 25mm Silk Dome Tweeters (2-Pairs)

• 375 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
27
List price $239.98
-21% $189.98

In stock

• 375 watts Peak Each, 125 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
47
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 Reference REF-5030cx with Sound Damping

390W Peak (130W RMS) Reference Series 5.25” Component Speaker System + NVX SDSK2 Sound Damping

REF5030CXAM_SDSK2 big
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390W Peak (130W RMS) Reference Series 5.25” Component Speaker System + NVX SDSK2 Sound Damping

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
47
List price $268.69
-54% $124.94

In stock

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
46
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

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

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
51
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

Pioneer TS-G1320S with Sound Damping

500W Peak (70W RMS) 5.25" G-Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

TSG1320S_SDBSK2 big
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500W Peak (70W RMS) 5.25" G-Series 2-way 4-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
53
List price $83.74
-28% $59.98

In stock

• 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

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

880W Peak (220W RMS) 5.25” Uno Series Component Speakers (2-Pairs)

K130_2 big
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880W Peak (220W RMS) 5.25” Uno Series Component Speakers (2-Pairs)

• 110 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!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
1
List price $300.00
-33% $199.98

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

Lowest price in 30 days

NVX NSP525 (2-Pairs, 4-Total)

480W Peak (320W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters (2-Pairs)

NSP525_2 big
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480W Peak (320W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters (2-Pairs)

• 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"

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
27
List price $131.98
-17% $109.98

In stock

• 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"

Pioneer TS-A1301C (2-Pairs, 4-Total)

1200W Peak (200W RMS) 5.25" A-Series 2-way Component Speaker System (2-Pairs)

TSA1301C_2 big
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1200W Peak (200W RMS) 5.25" A-Series 2-way Component Speaker System (2-Pairs)

• 300 watts Peak Each, 50 watts RMS Each
• 1-3/16" Polyetherimide Hard Dome Tweeters
• Carbon and mica Injection Molded Polypropylene - IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
List price $340.00
-18% $280.00

In stock

Only 1 Left!

• 300 watts Peak Each, 50 watts RMS Each
• 1-3/16" Polyetherimide Hard Dome Tweeters
• Carbon and mica Injection Molded Polypropylene - IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

(2) Pairs of Hifonics ZS525CX

400W Max (60W RMS) 5.25" Zeus Series 2-Way Coaxial Car Speakers

ZS525CX,ZS525CX big
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400W Max (60W RMS) 5.25" Zeus Series 2-Way Coaxial Car Speakers

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

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 525i
7
List price $57.98
-31% $39.98

In stock

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

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    FAQ for Speakers in 2003 525i

    Q: Can I upgrade or change the Speakers in 2003 BMW 525i?

    A: Yes this page includes all the best Speakers that work in your 525i.

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