Active System Adapter For Audi A4

This adapter allows an aftermarket head unit to be installed, whilst bypassing the factory fitted amplified system. This adapter is designed to match the correct impedance of the vehicles speaker system.When connected your new stereo may not power up, and this is no fault of the wiring harness..

This adapter allows an aftermarket head unit to be installed, whilst bypassing the factory fitted amplified system. This adapter is designed to match the correct impedance of the vehicles speaker system.When connected your new stereo may not power up, and this is no fault of the wiring harness..

This adapter allows an aftermarket head unit to be installed, whilst bypassing the factory fitted amplified system. This adapter is designed to match the correct impedance of the vehicles speaker system.When connected your new stereo may not power up, and this is no fault of the wiring harness..

This adapter allows an aftermarket head unit to be installed, whilst bypassing the factory fitted amplified system. This adapter is designed to match the correct impedance of the vehicles speaker system.When connected your new stereo may not power up, and this is no fault of the wiring harness..

This adapter allows an aftermarket head unit to be installed, whilst bypassing the factory fitted amplified system. This adapter is designed to match the correct impedance of the vehicles speaker system.When connected your new stereo may not power up, and this is no fault of the wiring harness..