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2012 Audi A3

Universal gear includes car amplifiers, subs, and other products that do not install in a specific location or require fitment to integrate with a vehicle.

Universal-Fit Audio for 2012 Audi A3

When thinking of universal gear, we consider products like a car amp that gives more power to your speakers or subs, cell phone chargers, equalizers and sound processors, rear-seat entertainment and video monitors, as well as dash cameras.

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American Bass Stealth 550 (ST-550)

12V 55Ah Absorbent Glass Mat (AGM) Car Battery

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12V 55Ah Absorbent Glass Mat (AGM) Car Battery

• Sealed Absorbent Glass Mat (AGM) design
• Perfect for up to 1500-watt car audio stereo systems
• Compatible with high-powered car applications
• ABS container material with T6 terminal type

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List price $302.28
-27% $220.34

In stock.

• Sealed Absorbent Glass Mat (AGM) design
• Perfect for up to 1500-watt car audio stereo systems
• Compatible with high-powered car applications
• ABS container material with T6 terminal type

Limited time!

American Bass Godfather Comp 11D (GF-COMP-11D)

11000W Peak Class D Godfather Series Monoblock Car Amplifier

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11000W Peak Class D Godfather Series Monoblock Car Amplifier

• Total peak power output: 11000 watts
• Class D Stable Monoblock Amplifier
• Signal sensing remote turn-on
• Crystal-clear, distortion-free sound
• Strappable car amplifier

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List price $3063.06
-20% $2,450.45

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American Bass XO-1044v2

600W Peak (300W RMS) 10" XO Series Dual 4-ohm Car Subwoofer

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600W Peak (300W RMS) 10" XO Series Dual 4-ohm Car Subwoofer

• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Non-Pressed Paper Cone
• Over-sized 1.4" 3-layer Foam Surround
• Mount depth: 5.1"
• Sensitivity: 86.4 dB

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List price $139.91
-41% $81.85

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• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Non-Pressed Paper Cone
• Over-sized 1.4" 3-layer Foam Surround
• Mount depth: 5.1"
• Sensitivity: 86.4 dB

American Bass TITAN-1044

1600W Peak (800W RMS) 10" Titan Series Dual 4-ohm Car Subwoofer

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1600W Peak (800W RMS) 10" Titan Series Dual 4-ohm Car Subwoofer

• Peak Power: 1600 watts
• RMS Power: 800 watts
• Impedance: Dual 4 ohm
• Kevlar Fiber-Enforced Non-Pressed Paper cone
• Foam surround
• Mount depth: 6.33"
• Sensitivity: 84.2 dB

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List price $236.28
-27% $173.11

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American Bass XMAXXX Monster 15" (XMAXXX-1522)

8000W Peak (4000W RMS) 15" XMAX Series Dual 2-ohm Car Subwoofer

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8000W Peak (4000W RMS) 15" XMAX Series Dual 2-ohm Car Subwoofer

• Peak Power: 6000 watts
• RMS Power: 3000 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Reinforced Non-Pressed Paper cone
• Foam surround
• Mount depth: 10.8"
• Sensitivity: 87.5 dB

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List price $1440.61
-39% $880.69

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Limited time!

American Bass VFL Comp 20K (VFLCOMP-20K)

20000W RMS Class D VFL Comp Series Monoblock Car Amplifier (with Bass Remote)

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20000W RMS Class D VFL Comp Series Monoblock Car Amplifier (with Bass Remote)

• 7600 watts x 1 channel @ 4 ohm
• 13000 watts x 1 channel @ 2 ohm
• 20000 watts x 1 channel @ 1 ohm
• Total RMS Power: 20000 watts
• Class D 1 ohm Stable Monoblock Amplifier

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List price $4989.60
-30% $3,480.00

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$125.99

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American Bass DX-104

600W Peak (300W RMS) 10" DX Series Single 4-ohm Subwoofer

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600W Peak (300W RMS) 10" DX Series Single 4-ohm Subwoofer

• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Single 4 ohm
• Non-Pressed Paper Cone
• Oversized 3-layer Foam Surround
• Mount depth: 5.1"
• Sensitivity: 86.2 dB

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List price $113.63
-29% $80.34

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American Bass XR 15" (XR-1522)

3000W Peak (1500W RMS) 12" XR Series Dual 2-ohm Car Subwoofer

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3000W Peak (1500W RMS) 12" XR Series Dual 2-ohm Car Subwoofer

• Peak Power: 3000 watts
• RMS Power: 1500 watts
• Impedance: Dual 2 ohm
• Fiberglass-Reinforced Rubber cone
• Stitched Rubber surround
• Mount depth: 8"
• Sensitivity: 86 dB

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List price $500.74
-38% $310.85

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American Bass XR 15" (XR-1544)

3000W Peak (1500W RMS) 12" XR Series Dual 4-ohm Car Subwoofer

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3000W Peak (1500W RMS) 12" XR Series Dual 4-ohm Car Subwoofer

• Peak Power: 3000 watts
• RMS Power: 1500 watts
• Impedance: Dual 4 ohm
• Fiberglass-Reinforced Rubber cone
• Stitched Rubber surround
• Mount depth: 8"
• Sensitivity: 86 dB

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List price $500.74
-38% $310.85

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American Bass DX 15" (DX-154)

1000W Peak (500W RMS) 15" DX Series Single 4-ohm Subwoofer

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1000W Peak (500W RMS) 15" DX Series Single 4-ohm Subwoofer

• Peak Power: 1000 watts
• RMS Power: 500 watts
• Impedance: Single 4 ohm
• Non-Pressed Paper Cone
• Oversized 3-layer Foam Surround
• Mount depth: 7.1"
• Sensitivity: 89.8 dB

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List price $166.43
-30% $115.92

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American Bass ABLT-80

13V 80Ah Stealth Energy Lithium Titanate (LTO) Car Battery

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13V 80Ah Stealth Energy Lithium Titanate (LTO) Car Battery

• 13.8 volts Lithium Titanate Power Cell
• Incorporates LTO cylindrical cells (66160)
• Peak Discharge: 1600 amperes
• Continuous Discharge: 800 amperes
• Amp Hours: 80 Ah

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List price $2501.40
-13% $2,175.60

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• 13.8 volts Lithium Titanate Power Cell
• Incorporates LTO cylindrical cells (66160)
• Peak Discharge: 1600 amperes
• Continuous Discharge: 800 amperes
• Amp Hours: 80 Ah

American Bass King 15" (KING-1522)

15000W Peak (6500W RMS) 15" KING Series Dual 2-ohm Subwoofer

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15000W Peak (6500W RMS) 15" KING Series Dual 2-ohm Subwoofer

• Peak Power: 15000 watts
• RMS Power: 6500 watts
• Impedance: Dual 2 ohm
• Carbon Fiber Cone
• Foam Surround
• Mount depth: 12.2"
• Sensitivity: 85.7 dB

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List price $2105.40
-31% $1,456.97

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American Bass SL 10" (SL-1044)

600W Peak (300W RMS) 10" SL Series Dual 4-ohm Shallow Subwoofer

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600W Peak (300W RMS) 10" SL Series Dual 4-ohm Shallow Subwoofer

• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Light and rigid Composite Paper Cone
• High Roll Foam high density Surround
• Mount depth: 3.62"
• Sensitivity: 86.7 dB

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List price $121.97
-29% $87.12

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• Peak Power: 600 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Light and rigid Composite Paper Cone
• High Roll Foam high density Surround
• Mount depth: 3.62"
• Sensitivity: 86.7 dB

American Bass HD 18" (HD-1811)

4000W Peak (2000W RMS) 18" HD Series Dual 1-ohm Subwoofer

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4000W Peak (2000W RMS) 18" HD Series Dual 1-ohm Subwoofer

• Peak Power: 4000 watts
• RMS Power: 2000 watts
• Impedance: Dual 1 ohm
• Kevlar Fiber-Enforced Non-Pressed Paper Cone
• Oversized 1.4" 3-layer Foam Surround
• Mount depth: 16.85"
• Sensitivity: 90.5 dB

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List price $969.41
-29% $685.45

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American Bass HD 10" (HD-1211)

4000W Peak (2000W RMS) 12" HD Series Dual 1-ohm Subwoofer

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4000W Peak (2000W RMS) 12" HD Series Dual 1-ohm Subwoofer

• Peak Power: 4000 watts
• RMS Power: 2000 watts
• Impedance: Dual 1 ohm
• Kevlar Fiber-Enforced Non-Pressed Paper Cone
• Oversized 1.4" 3-layer Foam Surround
• Mount depth: 8.38"
• Sensitivity: 86.5 dB

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List price $708.05
-29% $500.65

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Ships in 10-14 days

American Bass VFL Comp Signature 15" (VFLCOMP-1511)

10000W Peak (5000W RMS) 15" VFL Competition Series Dual 1-ohm Subwoofer

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10000W Peak (5000W RMS) 15" VFL Competition Series Dual 1-ohm Subwoofer

• Peak Power: 10000 watts
• RMS Power: 5000 watts
• Impedance: Dual 1 ohm
• Kevlar Fiber-Enforced Non-Pressed Paper cone
• High Roll Foam surround
• Mount depth: 8.5"

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List price $1426.90
-33% $949.13

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American Bass HD 18" (HD-1822)

4000W Peak (2000W RMS) 18" HD Series Dual 2-ohm Subwoofer

HD-1822 big
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4000W Peak (2000W RMS) 18" HD Series Dual 2-ohm Subwoofer

• Peak Power: 4000 watts
• RMS Power: 2000 watts
• Impedance: Dual 2 ohm
• Kevlar Fiber-Enforced Non-Pressed Paper Cone
• Oversized 1.4" 3-layer Foam Surround
• Mount depth: 16.85"
• Sensitivity: 89 dB

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List price $969.41
-29% $685.45

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American Bass Godzilla 15" (GODZILLA-1511)

12000W Peak (4700 RMS) 15" Godzilla Series Dual 1-ohm Subwoofer

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12000W Peak (4700 RMS) 15" Godzilla Series Dual 1-ohm Subwoofer

• Peak Power: 12000 watts
• RMS Power: 4700 watts
• Impedance: Dual 1 ohm
• Carbon Fiber Cone
• High Roll Foam Surround
• Mount depth: 11.02"
• Sensitivity: 83.8 dB

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List price $1187.94
-29% $839.33

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American Bass ABLT-40

13V 40Ah Stealth Energy Lithium Titanate (LTO) Car Battery

ABLT-40 big
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13V 40Ah Stealth Energy Lithium Titanate (LTO) Car Battery

• 13.8 volts Lithium Titanate Power Cell
• Incorporates LTO cylindrical cells (66160)
• Peak Discharge: 800 amperes
• Continuous Discharge: 400 amperes
• Amp Hours: 40 Ah

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List price $1650.00
-19% $1,335.60

In stock.

• 13.8 volts Lithium Titanate Power Cell
• Incorporates LTO cylindrical cells (66160)
• Peak Discharge: 800 amperes
• Continuous Discharge: 400 amperes
• Amp Hours: 40 Ah

Limited time!

American Bass Godfather Comp 7D (GFCOMP-7D)

7000W Peak Class D Godfather Series Monoblock Car Amplifier

GFCOMP-7D big
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7000W Peak Class D Godfather Series Monoblock Car Amplifier

• Total peak power output: 11000 watts
• Class D Stable Monoblock Amplifier
• Signal sensing remote turn-on
• Crystal-clear, distortion-free sound
• Strappable car amplifier

Save 30% off an NVX XKIT02 Amp Kit at Checkout!
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List price $2054.05
-30% $1,447.90

In stock.


Available Deal
GFCOMP-7D main
Offer may end without notice

Eligible items

Shop items below for 30% off up to $100 discount on Save 30% off an NVX Amp Kit!

NVX XKIT02

$179.99

$125.99

$54 Savings!

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    FAQ for Universal-Fit Audio & Electronics in 2012 A3

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 2012 Audi A3?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your A3.

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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
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

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