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Infinity REF607CF (2-Pairs, 4-Total)

1080W Peak (360W RMS) 6.5" Reference Series 2-way 4-ohm Component Speaker System (2-Pairs)

REF607CF_2 big
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1080W Peak (360W RMS) 6.5" Reference Series 2-way 4-ohm Component Speaker System (2-Pairs)

• 270 watts Peak Each, 90 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

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Fits your 90
3
List price $499.90
-12% $439.90

In stock.

• 270 watts Peak Each, 90 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

JBL Arena X 36Be (2-Pairs, 4-Total)

800W Max (400W RMS) 6.5" Arena X Series 3 Way Component Speaker System (2-Pairs)

ARENAX36BE_2 big
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800W Max (400W RMS) 6.5" Arena X Series 3 Way Component Speaker System (2-Pairs)

• 200 watts Peak Each, 100 watts RMS Each
• 1" Beryllium Cone Tweeters
• Carbon Fiber cone material
• die-cast aluminum woofer basket
• Sensitivity: 90 dB
• Mounting Depth: 2.81"

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Fits your 90
List price $10999.90
-9% $9,999.90

Available

Ships in 10-14 days

• 200 watts Peak Each, 100 watts RMS Each
• 1" Beryllium Cone Tweeters
• Carbon Fiber cone material
• die-cast aluminum woofer basket
• Sensitivity: 90 dB
• Mounting Depth: 2.81"

Massive Audio MA6 (Sold Individually) (Pair, 2-Total)

560W Max (280W RMS) 6.5" Pro Audio Midrange Car Speaker (Pair)

MA6_2 big
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560W Max (280W RMS) 6.5" Pro Audio Midrange Car Speaker (Pair)

• 280W Max Each, 140W RMS Each
• Hand-Treated Hardened Paper Cone
• 8 ohm Impedance
• Sensitivity: 96dB
• Mounting Depth: 2.3"

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Fits your 90
2
List price $98.98
-29% $69.98

Available

Ships in 10-14 days

• 280W Max Each, 140W RMS Each
• Hand-Treated Hardened Paper Cone
• 8 ohm Impedance
• Sensitivity: 96dB
• Mounting Depth: 2.3"

Pioneer TS-D65F (2-Pairs, 4-Total)

1080W Peak (360W RMS) 6.5" D Series 2-way Coaxial Car Speakers (2-Pairs)

TSD65F_2 big
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1080W Peak (360W RMS) 6.5" D Series 2-way Coaxial Car Speakers (2-Pairs)

• 270 watts Peak Each, 90 watts RMS Each
• 1" Polyester Fiber Dome Tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB
• Mounting Depth: 2 5/8"

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Fits your 90
1
List price $420.00
-47% $221.00

Available

Ships in 10-14 days

• 270 watts Peak Each, 90 watts RMS Each
• 1" Polyester Fiber Dome Tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB
• Mounting Depth: 2 5/8"

Rockford Fosgate T-4652-S (T4652-S) (2-Pairs, 4-Total)

1200W Peak (600W RMS) 6.5" Power Series 2-way Component Speaker System (2-Pairs)

T4652S_2 big
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1200W Peak (600W RMS) 6.5" Power Series 2-way Component Speaker System (2-Pairs)

• 300 watts Peak Each, 150 watts RMS Each
• Ring radiator 1" Liquid Crystal Polymer Dome Tweeters w/ aluminum phase plug
• Polymer cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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Fits your 90
$2,799.98

Available

Ships in 10-14 days

• 300 watts Peak Each, 150 watts RMS Each
• Ring radiator 1" Liquid Crystal Polymer Dome Tweeters w/ aluminum phase plug
• Polymer cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

Infinity Reference REF-4032cfx with Sound Damping

210W Peak (70W RMS) Reference Series 4" 2-Way Car Speakers + NVX SDSK2 Sound Damping

REF4032CFXAM_SDSK2 big
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210W Peak (70W RMS) Reference Series 4" 2-Way Car Speakers + NVX SDSK2 Sound Damping

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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Fits your 90
47
List price $158.69
-40% $94.98

In stock.

• 105 watts Peak Each, 35 watts RMS Each
• 1" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

JBL GX428 (JBLGX428AM) with Sound Damping

210W Peak (70W RMS) 4" GX Series 2-way 2.3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

GX428AM_SDBSK2 big
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210W Peak (70W RMS) 4" GX Series 2-way 2.3-ohm Coaxial Car Speakers + NVX SDBSK2 Premium Sound Damping

• 105 watts Peak Each, 35 watts RMS Each
• Edge-driven Soft Dome tweeters with deflector
• Polypropylene Plus One woofer cone material
• Impedance: 2.3 ohm
• Sensitivity: 90 dB

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Fits your 90
46
$79.94

Available

Ships in 10-14 days

• 105 watts Peak Each, 35 watts RMS Each
• Edge-driven Soft Dome tweeters with deflector
• Polypropylene Plus One woofer cone material
• Impedance: 2.3 ohm
• Sensitivity: 90 dB

Massive Audio MA6 (Sold Individually) with Sound Damping

280W Peak (140W RMS) 6.5" MA Series 8-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

MA6_SDBSK2 big
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280W Peak (140W RMS) 6.5" MA Series 8-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

• 280 watts Peak Each, 140 watts RMS Each
• Hardened Paper cone material
• Impedance: 8 ohm
• Sensitivity: 96 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
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Fits your 90
48
List price $68.23
-27% $49.98

Available

Ships in 10-14 days

• 280 watts Peak Each, 140 watts RMS Each
• Hardened Paper cone material
• Impedance: 8 ohm
• Sensitivity: 96 dB

Massive Audio MX4 with Sound Damping

300W Peak (60W RMS) 4" MX Series 2-way 4-ohm Coaxial Car Speakers+ NVX SDBSK2 Premium Sound Damping

MA-MX4_SDBSK2 big
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300W Peak (60W RMS) 4" MX Series 2-way 4-ohm Coaxial Car Speakers+ NVX SDBSK2 Premium Sound Damping

• 150 watts Peak Each, 30 watts RMS Each
• 0.51" Hard diaphragm Dome tweeters with ferro-fluid cooled VC
• Laminate-Treated Paper cone material
• 2 custom painted metal speaker grilles Included
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

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found car based on your search
Fits your 90
47
List price $68.73
-20% $54.98

Available

Ships in 10-14 days

• 150 watts Peak Each, 30 watts RMS Each
• 0.51" Hard diaphragm Dome tweeters with ferro-fluid cooled VC
• Laminate-Treated Paper cone material
• 2 custom painted metal speaker grilles Included
• Impedance: 4 ohm
• Sensitivity: 91.5 dB

Massive Audio M6XL (Sold Individually) with Sound Damping

400W Peak (200W RMS) 6.5" 8-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

M6XL_SDBSK2 big
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400W Peak (200W RMS) 6.5" 8-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

• 400 watts Peak Each, 200 watts RMS Each
• Hardened Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 90
46
List price $93.73
-31% $64.98

Available

Ships in 10-14 days

• 400 watts Peak Each, 200 watts RMS Each
• Hardened Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97 dB

Massive Audio MB6 (Sold Individually) with Sound Damping

300W Peak (150W RMS) 6.5" MB Series 4-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

MB6_SDBSK2 big
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300W Peak (150W RMS) 6.5" MB Series 4-ohm Pro-Audio Midrange Car Speaker + NVX SDBSK2 Premium Sound Damping

• 300 watts Peak Each, 150 watts RMS Each
• Hardened Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97 dB

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found car based on your search
Fits your 90
46
List price $88.73
-21% $69.98

Available

Ships in 10-14 days

• 300 watts Peak Each, 150 watts RMS Each
• Hardened Paper cone material
• Impedance: 8 ohm
• Sensitivity: 97 dB

DS18 PRO-X6MSE (Sold Individually) with Sound Damping

450W Peak (225W RMS) 6.5” PRO-X Series 8-ohm Mid-Range Loudspeaker + NVX SDBSK2 Premium Sound Damping

PROX6MSE_SDBSK2 big
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450W Peak (225W RMS) 6.5” PRO-X Series 8-ohm Mid-Range Loudspeaker + NVX SDBSK2 Premium Sound Damping

• 450 watts Peak Each, 225 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 95 dB

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Fits your 90
46
List price $66.69
-12% $58.44

In stock.

• 450 watts Peak Each, 225 watts RMS Each
• Non-Pressed Paper cone material
• Impedance: 8 ohm
• Sensitivity: 95 dB

DS18 PRO-X6.4MSQ (Sold Individually) with Sound Damping

500W Peak (250W RMS) 6.5"x6.5" PRO-X Series 4-ohm Square Midrange Loudspeaker + NVX SDBSK2 Premium Sound Damping

PROX64MSQ_SDBSK2 big
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500W Peak (250W RMS) 6.5"x6.5" PRO-X Series 4-ohm Square Midrange Loudspeaker + NVX SDBSK2 Premium Sound Damping

• 500 watts Peak Each, 250 watts RMS Each
• Square midrange construction
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95 dB

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found car based on your search
Fits your 90
46
List price $78.69
-10% $70.44

In stock.

• 500 watts Peak Each, 250 watts RMS Each
• Square midrange construction
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 95 dB

DS18 PRO-NS6 with Sound Damping

600W Peak (300W RMS) 6.5" PRO-NS Series 4-Ohm Midrange Loudspeaker + NVX SDBSK2 Premium Sound Damping

PRONS6_SDBSK2 big
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600W Peak (300W RMS) 6.5" PRO-NS Series 4-Ohm Midrange Loudspeaker + NVX SDBSK2 Premium Sound Damping

• 300 watts Peak Each, 150 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 94 dB

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your 90
46
List price $90.69
-9% $82.44

In stock.

• 300 watts Peak Each, 150 watts RMS Each
• Paper cone material
• Impedance: 8 ohm
• Sensitivity: 94 dB

Hertz MPK165P.3 with Speaker Installation Accessories

6.5" 2-Way 3 Ohm Component speaker system with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

MPK165P.3, SDSK2, FRING65, SDRLR1 big
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6.5" 2-Way 3 Ohm Component speaker system with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

• 110 Watts Max Each, 55 Watts RMS Each
• Pressed-pulp cone with cotton fibers cone material
• Tetolon Tweeter Dome
• 3 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 90
  • Rear Deck Corner
108
List price $818.72
-15% $694.96 /set

In stock.

• 110 Watts Max Each, 55 Watts RMS Each
• Pressed-pulp cone with cotton fibers cone material
• Tetolon Tweeter Dome
• 3 Ohm Impedance
• Sensitivity: 93 dB

Diamond Audio DES365C with Speaker Installation Kit

280W Peak (140W RMS) 6.5" Elite Series 3-Way Component Speaker System + 6.5" Speaker Baffles, Sound Dampening, Roller and Panel Removal Kit

DES365C big
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280W Peak (140W RMS) 6.5" Elite Series 3-Way Component Speaker System + 6.5" Speaker Baffles, Sound Dampening, Roller and Panel Removal Kit

• 140 watts Peak Each, 70 watts RMS Each
• 1" Aluminum Dome Tweeters
• Composite foam core carbon fiber 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 90
  • Rear Deck Corner
253
$593.52 /set

In stock.

• 140 watts Peak Each, 70 watts RMS Each
• 1" Aluminum Dome Tweeters
• Composite foam core carbon fiber cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

Diamond Audio MS65NEO with Installation Accessories

150W RMS 6.5" Midrange Coaxial Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

MS65NEO, XBAF65, SDSK2, SDRLR1, BTK106 big
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150W RMS 6.5" Midrange Coaxial Speakers with Speaker Baffles, Sound Damping, Roller, and Panel Removal Kit

• 300 watts Max Each, 150 watts RMS Each
• Tweeters
• Waterproof black Dupont Kevlar cone and dust cap
• Impedance: 4 ohm
• Sensitivity: 94 dB
• Mounting Depth: 2.78"

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 90
  • Rear Deck Corner
254
$813.52 /pair

In stock.

• 300 watts Max Each, 150 watts RMS Each
• Tweeters
• Waterproof black Dupont Kevlar cone and dust cap
• Impedance: 4 ohm
• Sensitivity: 94 dB
• Mounting Depth: 2.78"

Diamond Audio H65A with Speaker Installation Kit

300W Peak (150W RMS) 6.5" HEX Series 2-Way Component Speaker System + 6.5" Speaker Baffles, Sound Dampening, Roller and Panel Removal Kit

H65A, XBAF65, SDSK2, SDRLR1, BTK106 big
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300W Peak (150W RMS) 6.5" HEX Series 2-Way Component Speaker System + 6.5" Speaker Baffles, Sound Dampening, Roller and Panel Removal Kit

• 150 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Anodized Aluminum cone material
• Impedance: 4 ohm
• Sensitivity: 88.3 dB

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install icon

Install kits available for most vehicles

found car based on your search
Fits the following location in your 90
  • Rear Deck Corner
253
$813.52 /set

In stock.

• 150 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Anodized Aluminum cone material
• Impedance: 4 ohm
• Sensitivity: 88.3 dB

Diamond Audio DES65V with Speaker Installation Kit

300W Peak (150W RMS) 6.5" HEX Series 2-Way Component Speaker System + 6.5" Speaker Baffles, Sound Dampening, Roller, and Panel Removal Kit

H65S, XBAF65, SDSK2, SDRLR1, BTK106 big
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300W Peak (150W RMS) 6.5" HEX Series 2-Way Component Speaker System + 6.5" Speaker Baffles, Sound Dampening, Roller, and Panel Removal Kit

• 150 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Anodized Aluminum cone material
• Impedance: 4 ohm
• Sensitivity: 88.3 dB

Save 15% Off Package Deals at Checkout!
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 the following location in your 90
  • Rear Deck Corner
253
$813.52 /set

In stock.

• 150 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome Tweeters
• Anodized Aluminum cone material
• Impedance: 4 ohm
• Sensitivity: 88.3 dB

Diamond Audio H65SH with Installation Accessories

150W RMS 6.5" HEX 2-Way Shallow Component Speakers with Speake Baffles, Sound Damping, Roller, and Panel Removal Kit

H65SH, XBAF65, SDSK2, SDRLR1, BTK106 big
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150W RMS 6.5" HEX 2-Way Shallow Component Speakers with Speake Baffles, Sound Damping, Roller, and Panel Removal Kit

• 150 watts Max Each, 75 watts RMS Each
• 2" Neodymium tweeters available in silk or aluminum
• Hard anodized black aluminum cone
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 1.3"

Save 15% Off Package Deals at Checkout!
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 the following location in your 90
  • Rear Deck Corner
253
$793.52 /pair

In stock.

• 150 watts Max Each, 75 watts RMS Each
• 2" Neodymium tweeters available in silk or aluminum
• Hard anodized black aluminum cone
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 1.3"

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    FAQ for Speakers in 1990 90

    Q: Can I upgrade or change the Speakers in 1990 Audi 90?

    A: Yes this page includes all the best Speakers that work in your 90.

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

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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.