Quick view Compare APR APR ECU UPGRADE - 4.0T EA825 V8 (4M) (RS Q8) MSRP: Was: Now: $999.95 - $3,999.95
Quick view Compare APR APR ECU UPGRADE - 4.0T EA825 V8 (4M) (SQ7/SQ8) MSRP: Was: Now: $999.95 - $3,999.95
Quick view Compare Choose Options APR APR ECU UPGRADE - 4.0T EA825 V8 (C8) (RS6/RS7) MSRP: Was: Now: $999.95 - $3,999.95
Quick view Compare Choose Options APR APR ECU UPGRADE - 4.2L EA824 FSI V8 (RS4/RS5) MSRP: Was: Now: $499.95