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Sundown Audio E-6.5CX

120W RMS 6.5" E Series Coaxial 4-ohm Speakers (S-E6.5CX)

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120W RMS 6.5" E Series Coaxial 4-ohm Speakers (S-E6.5CX)

• 60 watts RMS Each
• Titanium Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm

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List price $119.99
-33% $79.99 /pair

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Limited time!

Massive Audio FC6X

300W Peak (150W RMS) 6.5" FC Series Coaxial 4-ohm Speakers

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300W Peak (150W RMS) 6.5" FC Series Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 13/16" Silk Dome Tweeters
• Fiber Paper cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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List price $234.99
-64% $84.99 /pair

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Only 3 Left!

NVX - Worth the Envy - Direct to Consumer Car Audio

Cerwin-Vega V25

120W Peak (40W RMS) 2.5" Vega Series 2025 Edition Midrange 4-ohm Speakers

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120W Peak (40W RMS) 2.5" Vega Series 2025 Edition Midrange 4-ohm Speakers

• 60 watts Peak Each, 20 watts RMS Each
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 83 dB

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$69.99 /pair

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PRV Audio 6MR250B-4 SLIM

500W Peak (250W RMS) 6.5" Alto Series Pro Audio on Wheels Series Shallow Midrange Bullet 4-ohm Car Speaker (Sold Individually)

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500W Peak (250W RMS) 6.5" Alto Series Pro Audio on Wheels Series Shallow Midrange Bullet 4-ohm Car Speaker (Sold Individually)

• 500 watts Peak Each, 250 watts RMS Each
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93.5 dB

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List price $49.89
-20% $39.91

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Only 2 Left!

Two Pairs of Rockford Fosgate R165X3

360W 6.5" 3-Way PRIME Series Coaxial Speakers w/ Silk Tweeters

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360W 6.5" 3-Way PRIME Series Coaxial Speakers w/ Silk Tweeters

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

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159
$159.98

In stock

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

Limited time!

Kicker CSS69 (46CSS694)

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

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900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

• 450 watts Peak Each, 150 watts RMS Each
• 3/4" Titanium Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

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35
List price $219.99
Save $60.03
-27% $159.96 /set

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Used from: $139.99 Like New from: $169.99

Hertz ML 1650.3

500W Peak (250W RMS) 6.5" Mille Legend Series 4-ohm Midrange Car Woofers

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500W Peak (250W RMS) 6.5" Mille Legend Series 4-ohm Midrange Car Woofers

• 250 watts Peak Each, 125 watts RMS Each
• Pressed Pulp Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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List price $1060.00
-6% $999.99 /pair

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DS18 ZXI-654

480W Peak (160W RMS) 6.5" ZXI Series 2-way 4-ohm Coaxial Car Speakers

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480W Peak (160W RMS) 6.5" ZXI Series 2-way 4-ohm Coaxial Car Speakers

• 240 watts Peak Each, 80 watts RMS Each
• 1" PEI (Polyetherimide) tweeters with neodymium magnets
• Glass Fiber cone material with KSV former
• Impedance: 4 ohm
• Sensitivity: 89 dB

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$94.95 /pair

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DS18 ZXI-62C

480W Peak (240W RMS) 6.5" ZXI Series 2-way 4-ohm Component Speaker System

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480W Peak (240W RMS) 6.5" ZXI Series 2-way 4-ohm Component Speaker System

• 240 watts Peak Each, 120 watts RMS Each
• 1.25" Silk Dome tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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$167.95 /set

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JL Audio CF-690-RTG

300W RMS 6x9" CF Series 2 Way Component 4-ohm Speakers

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300W RMS 6x9" CF Series 2 Way Component 4-ohm Speakers

• 150 watts RMS Each
• 2.75" Fiber-reinforced Pulp cone tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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List price $899.99
Save $150.00
-17% $749.99

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Cerwin-Vega V65

720W Peak (240W RMS) 6.5" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

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720W Peak (240W RMS) 6.5" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers

• 360 watts Peak Each, 120 watts RMS Each
• 3/4" Silk Balanced Dome Tweeters
• Carbon Fiber Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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31
$149.99 /pair

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Only 2 Left!

MTX TERMINATOR6

180W Peak (90W RMS) 6.5" Terminator Series 2 Way Coaxial 4-ohm Speakers

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180W Peak (90W RMS) 6.5" Terminator Series 2 Way Coaxial 4-ohm Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86.8 dB

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2
List price $69.95
-14% $59.95 /pair

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Hertz SV 200L

1000W Peak (500W RMS) 8" SPL Show Series 4-ohm Midbass Component Woofers

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1000W Peak (500W RMS) 8" SPL Show Series 4-ohm Midbass Component Woofers

• 500 watts Peak Each, 250 watts RMS Each
• Pulp Cotton Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 94.5 dB

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1
List price $405.00
-14% $349.99 /pair

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Only 2 Left!

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Cerwin-Vega CVPX8 (Sold Indvidually)

200W Peak (100W RMS) 8" CVPX Series 2-Way Pro Audio Coaxial 4-ohm Speaker

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200W Peak (100W RMS) 8" CVPX Series 2-Way Pro Audio Coaxial 4-ohm Speaker

• 200 watts Peak, 100 watts RMS
• Polymide Horn loaded tweeter
• Treated Paper cone material
• Impedance: 4 ohm
• Sensitivity: 93.6 dB

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$84.99

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JVC CS-DF620

600W Peak (50W RMS) 6.5" DRVN DF Series 2-Way 4-ohm Shallow-Mount Coaxial Car Speakers

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600W Peak (50W RMS) 6.5" DRVN DF Series 2-Way 4-ohm Shallow-Mount Coaxial Car Speakers

• 300 watts Peak Each, 25 watts RMS Each
• 1" Balanced Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB

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4
List price $64.00
Save 39%
-39% $38.99 /pair

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Hertz SV 165 NEO (SV165 NEO)

800W Peak (300W RMS) 6.5" SPL Show Series 4-ohm Midrange Car and Motorcycle Speakers

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800W Peak (300W RMS) 6.5" SPL Show Series 4-ohm Midrange Car and Motorcycle Speakers

• 400 watts Peak Each, 150 watts RMS Each
• Terminals and mounting holes compatible for Harley-Davidson motorbikes
• Water-repellent pressed paper cone material
• Impedance: 4 ohm
• Sensitivity: 97 dB

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1
List price $530.00
-15% $449.99 /pair

In stock

DS18 PRO-X6.4BMSL (Sold Individually)

400W Peak (200W RMS) 6.5” PRO-X Series Pro Audio Mid-Range 4-ohm Bullet Loudspeaker

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400W Peak (200W RMS) 6.5” PRO-X Series Pro Audio Mid-Range 4-ohm Bullet Loudspeaker

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

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1
$52.95

In stock

AudioControl PNW-65CS2 with Installation Accessories

250W Peak (150W RMS) 6.5″ PNW Series 2-way 3-ohm Component Speaker System + 6.5” Speaker Baffles + Sound Dampening, Roller and Panel Removal Kit

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250W Peak (150W RMS) 6.5″ PNW Series 2-way 3-ohm Component Speaker System + 6.5” Speaker Baffles + Sound Dampening, Roller and Panel Removal Kit

• 125 watts Peak Each, 75 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene-Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.8 dB

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342
List price $426.71
-15% $363.06

In stock

• 125 watts Peak Each, 75 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene-Mica cone material
• Impedance: 3 ohm
• Sensitivity: 88.8 dB

DS18 PRO-X8.4BMRGB (Sold Individually) with Sound Damping

550W Peak (275W RMS) 8” PRO-X Series 4-ohm Mid-Range Loudspeaker with RGB LED Bullet + NVX SDBSK2 Premium Sound Damping

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550W Peak (275W RMS) 8” PRO-X Series 4-ohm Mid-Range Loudspeaker with RGB LED Bullet + NVX SDBSK2 Premium Sound Damping

• 550 watts Peak Each, 275 watts RMS Each
• Translucid ABS Bullet tweeters
• RGB illumination on tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

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48
List price $96.69
-9% $88.44

In stock

• 550 watts Peak Each, 275 watts RMS Each
• Translucid ABS Bullet tweeters
• RGB illumination on tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 96 dB

Limited time!

Massive Audio FK6

640W Peak (160W RMS) 6.5" FK Series 4-ohm Component Speaker System

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640W Peak (160W RMS) 6.5" FK Series 4-ohm Component Speaker System

• 320 watts Peak Each, 80 watts RMS Each
• 13/16" Aluminum Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 92 dB

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List price $199.99
-20% $159.99 /pair

In stock

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 2003 M3

    Q: Can I upgrade or change the Speakers in 2003 BMW M3?

    A: Yes this page includes all the best Speakers that work in your M3.

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

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