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2011 Audi A3 Quattro

Shop all 2011 Audi A3 Quattro Car Audio, Speakers, & Electronics

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Race Sport Accessories H7TLED

H7 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

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H7 Terminator Series Fan-less Shallow-mount LED Conversion Headlight Kit with Pinpoint Projection Optical Aims

• H7 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

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• H7 Fan-less LED Conversion Headlight Kit
• IP67 waterproof rating
• 2000 lux / 2250 lumens per bulb
• See 2-3 times further than stock lighting systems
• Low-mounting depth base design

Lowest price in 30 days

Metra 40-VW10 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

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• Factory Antenna to Aftermarket Radio Adapter
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Factory antenna with flat plug to aftermarket radio
• A capacitor is included to match the impedance

PAC SAT-01 Antenna Adapter

Connect your factory SiriusXM antenna to a new aftermarket radio for select 2004-2024 vehicles from Ford, GMC, Ram

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Connect your factory SiriusXM antenna to a new aftermarket radio for select 2004-2024 vehicles from Ford, GMC, Ram

• Retains the Use of the OEM Satellite Antenna with an Aftermarket Satellite Radio Turner
• Plug and Play Installation
• Compatible with Vehicles using a FAKRA Style Antenna Connector

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• Retains the Use of the OEM Satellite Antenna with an Aftermarket Satellite Radio Turner
• Plug and Play Installation
• Compatible with Vehicles using a FAKRA Style Antenna Connector

Flash Logic ADSTHRVW1 (ADS-THR-VW1)

T-Harness to Connect Remote Start for Select 2006-Up Volkswagen and Audi select 2006-2025 vehicles from Volkswagen, Audi

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T-Harness to Connect Remote Start for Select 2006-Up Volkswagen and Audi select 2006-2025 vehicles from Volkswagen, Audi

• T-Harness to Install Remote Start
• Fits Select 2006-Up Volkswagen and Audi Vehicles
• For Use With Flashlink FLRSBA Module

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• T-Harness to Install Remote Start
• Fits Select 2006-Up Volkswagen and Audi Vehicles
• For Use With Flashlink FLRSBA Module

Metra 40-EU56 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2005-2025 vehicles from Audi, Mercedes-Benz, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 2005-2025 vehicles from Audi, Mercedes-Benz, Volkswagen

• Amplified Antenna Adapter
• For Use With Aftermarket Radios Installation
• Plug and Play

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• Amplified Antenna Adapter
• For Use With Aftermarket Radios Installation
• Plug and Play

Metra 40-EU55 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Volkswagen, Ram

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Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Volkswagen, Ram

• Antenna Adapter Cable
• Compatible with select 2000-2025 vehicles from Audi, Volkswagen, Ram Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

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• Antenna Adapter Cable
• Compatible with select 2000-2025 vehicles from Audi, Volkswagen, Ram Vehicles
• Powered antenna and newer "FACRA" style connector to aftermarket radio

Scosche VWA4B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Volkswagen, Ram

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Connect your factory antenna to a new aftermarket radio for select 2000-2025 vehicles from Audi, Volkswagen, Ram

• Audi/BMW/VW Antenna Adaptor
• adapts factory antenna to aftermarket radio
• select 2000-2025 vehicles from Audi, Volkswagen, Ram Vehicles

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• Audi/BMW/VW Antenna Adaptor
• adapts factory antenna to aftermarket radio
• select 2000-2025 vehicles from Audi, Volkswagen, Ram Vehicles

Lowest price in 30 days

Metra 72-9002

Speaker Harness for select 1996-2025 vehicles from Mercedes-Benz, Audi, Chevrolet

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Speaker Harness for select 1996-2025 vehicles from Mercedes-Benz, Audi, Chevrolet

• Compatible with select 1996-2025 vehicles from Mercedes-Benz, Audi, Chevrolet Vehicles
• For European Vehicles
• Plugs Directly into Vehicles Harness
• Durable Plastic and Metal Materials

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• Compatible with select 1996-2025 vehicles from Mercedes-Benz, Audi, Chevrolet Vehicles
• For European Vehicles
• Plugs Directly into Vehicles Harness
• Durable Plastic and Metal Materials

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Metra 40-EU66 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 2005-2025 vehicles from BMW, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 2005-2025 vehicles from BMW, Audi, Volkswagen

• European antenna adapter, dual connector (FAKRA)
• European factory radio cable to aftermarket antenna
• Can also be used along with the 40-EU56 for “RF adapter” installations

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• European antenna adapter, dual connector (FAKRA)
• European factory radio cable to aftermarket antenna
• Can also be used along with the 40-EU56 for “RF adapter” installations

Scosche AU2392B Dash Kit

Install a new Single-DIN car stereo in 2006-2019 Audi A3 Quattro, A3 (Black)

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Install a new Single-DIN car stereo in 2006-2019 Audi A3 Quattro, A3 (Black)

• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

American International AudK615 Dash Kit

Install a new Single-DIN car stereo in 2006-2020 Audi A3, A3 Quattro (Black)

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Install a new Single-DIN car stereo in 2006-2020 Audi A3, A3 Quattro (Black)

• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

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• Single-DIN Dash Kit
• Painted scratch-resistant black
• High-Grade ABS plastic construction
• Original factory-like fit and finish
• Includes installation instructions

Lowest price in 30 days

Metra 40-VW53 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

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• Aftermarket Radio To Factory Antenna Adapter (Amplified)
• Compatible with select 1973-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles
• Includes Power Wire For Antenna Booster
• Can Be Used In Place Of 40-VW54

iDataLink Maestro HRN-RR-AU1 Wiring Harness

Install a New Car Stereo in select 2002-2020 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 Module)

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Install a New Car Stereo in select 2002-2020 vehicles from Audi (Requires ADS-MRR or ADS-MRR2 Module)

• Fits select 2002-2020 vehicles from Audi
• Designed for use with iDataLink ADS-MRR or iDataLink ADS-MRR2 module (Sold separately)
• Retains select factory features
• Provides accessory power, navigation and illumination outputs

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• Fits select 2002-2020 vehicles from Audi
• Designed for use with iDataLink ADS-MRR or iDataLink ADS-MRR2 module (Sold separately)
• Retains select factory features
• Provides accessory power, navigation and illumination outputs

Metra 40-VW20 Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1982-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

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Connect your factory antenna to a new aftermarket radio for select 1982-2025 vehicles from Mercedes-Benz, Audi, Volkswagen

• Factory Radio to Aftermarket Antenna Adapter
• Compatible with select 1982-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles

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• Factory Radio to Aftermarket Antenna Adapter
• Compatible with select 1982-2025 vehicles from Mercedes-Benz, Audi, Volkswagen Vehicles

Metra 99-9109B Dash Kit

Install a new Single-DIN or Double-DIN car stereo in 2006-2020 Audi A3 Quattro, A3

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Install a new Single-DIN or Double-DIN car stereo in 2006-2020 Audi A3 Quattro, A3

• Single/Double DIN Install Dash Kit
• Accommodates ISO Single/Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2006-2020 Audi A3 Quattro, A3 Vehicles

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• Single/Double DIN Install Dash Kit
• Accommodates ISO Single/Double DIN Mount
• Painted to Match Factory Dash Color
• High-Grade ABS Plastic Construction
• Factory Style Texture
• Compatible with 2006-2020 Audi A3 Quattro, A3 Vehicles

Scosche LAI10 Wiring Interface

Install new car stereo and retain steering wheel audio controls in select 2004-2020 vehicles from Audi

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Install new car stereo and retain steering wheel audio controls in select 2004-2020 vehicles from Audi

• Provides 12-Volt accessory power (RAP)
• Retains steering wheel control
• Micro-B USB Updatable

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• Provides 12-Volt accessory power (RAP)
• Retains steering wheel control
• Micro-B USB Updatable

Axxess AXDI-A12 Wiring Interface

Install a Install new car stereo and retention of other factory features

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Install a Install new car stereo and retention of other factory features

• Provides 12-Volt accessory power (RAP)
• Prewired AXSWC harness (AXSWC sold separately)
• Retains balance and fade
• Micro-B USB Updatable

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• Provides 12-Volt accessory power (RAP)
• Prewired AXSWC harness (AXSWC sold separately)
• Retains balance and fade
• Micro-B USB Updatable

Crux SWRAD-55 Wiring Interface

Install new car stereo and retains steering wheel audio controls and other factory features in select 2001-2017 vehicles from Audi

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Install new car stereo and retains steering wheel audio controls and other factory features in select 2001-2017 vehicles from Audi

• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

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• Provides 12-Volt accessory power (RAP)
• Designed for non-amplified and amplified models
• Micro-B USB Updatable
• Pre-programmed to retain factory Steering Wheel Controls
• Color coded wires for easy installation
• No cutting or splicing required

iDataLink Maestro HRN-SR-VW1 Wiring Harness

Install a New Car Stereo in select 2003-2019 vehicles from Volkswagen, Audi (Requires ADS-MSR Module)

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Install a New Car Stereo in select 2003-2019 vehicles from Volkswagen, Audi (Requires ADS-MSR Module)

• Fits select 2003-2019 vehicles from Volkswagen, Audi
• Designed for use with iDataLink ADS-MSR module (Sold separately)
• Retains accessory power, factory amplifier and steering wheel controls
• Provides navigation and illumination outputs

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Was $31.99 Details
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• Fits select 2003-2019 vehicles from Volkswagen, Audi
• Designed for use with iDataLink ADS-MSR module (Sold separately)
• Retains accessory power, factory amplifier and steering wheel controls
• Provides navigation and illumination outputs

PAC EU09

Connect Factory Antenna to a New Aftermarket Stereo for select 2008-2019 vehicles from Volkswagen, Audi

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Connect Factory Antenna to a New Aftermarket Stereo for select 2008-2019 vehicles from Volkswagen, Audi

• Aftermarket stereo to OEM antenna adapter
• Compatible with select 2008-2019 vehicles from Volkswagen, Audi
• Ensures proper AM/FM reception after stereo upgrade
• No cutting or splicing required

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• Aftermarket stereo to OEM antenna adapter
• Compatible with select 2008-2019 vehicles from Volkswagen, Audi
• Ensures proper AM/FM reception after stereo upgrade
• No cutting or splicing required

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    FAQ for your 2011 A3 Quattro

    Q: Can I upgrade the factory stereo system in my 2011 Audi A3 Quattro?

    A: Yes you can improve your sound in your A3 Quattro by upgrading your speakers and/or adding an amplifier. You may also be able to update the stereo and main display in your 2011 A3 Quattro if there is a dash kit and harness solution available.

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