1 Exhaust valve29.9 x 6 x 103.8 mm for A3, TT, A4 and A6

For A3 (8L):
- 1.8 150 hp Turbo (AGU, AQA, ARX, ARZ, AUM)
- 1.8 108 hp Turbo (AJQ, APP, ARY, AUQ)
- S3 1.8 210 hp Turbo (AMK, APY, AUL)
- S3 1.8 225 hp Turbo (BAM)

For TT (8N):
- 1.8 150 hp and 163 hp Turbo (AUM, BVP)
- 1.8 180 hp Turbo (AJQ, APP, ARY, AUQ, AWP, ATC)
- 1.8 190 hp, 225 hp and 240 hp Turbo (BVR, APX, AMU, BAM, BFV)

For A4 (B5):
- 1.8 150 hp and 180 hp Turbo (AEB, AJL, ANB, APU, AWT)

For A4 (B6):
- 1.8 150 hp, 163 hp, 170 hp and 190 hp Turbo (AVJ, BFB, AMB, BEX)

For A6 (C5):
- 1.8 120 hp (AFY)
- 1.8 150 hp Turbo (AEB, ARK, ANB, APU, AWT)
- 1.8 180hp Turbo (AJL)
- 2.7 230 hp and 250 hp Turbo (AJK, ARE, BES)