1oxygen sensor for A4 (B5) and A6 (C4, C5)

For A4 (B5):
- 2.8 193hp
- 2.4 163hp and 165hp

For A6 (C4):
- 1.8 125hp
- 2.8 193hp

For A6 (C5) ->4B-X-067800:
- 2.4 136hp
- 2.4 156hp up to chassis ->4B-Y-200000
- 2.4 163hp
- 2.4 165hp up to chassis ->4B-Y-200000
- 2.7 Turbo 230hp
- 2.8 180hp up to chassis ->4B-Y-200000
- 2.8 190hp
- 2.8 193hp Advice: to determine if the cause of excessive pollution from your vehicle comes from the Lambda sensor(s): have a diagnostic (scan) performed at your garage.
Mecatechnic does not accept returns of sensors with signs of installation. Thank you for your understanding.

Original reference:
030 906 265 BH / 030 906 265 AE / 030 906 265 BJ