Lambda sensor before catalytic converter for BMW Z3 (E36)

For Roadster:
- 1.9 M43
- 1.9 M44 Located upstream of the catalyst
Length: 370 mm
Tip: to determine whether or not the excessive contamination of your vehicleis caused by the Lambda sensor(s), have your garage carry out a diagnostictest.
Mecatechnic will not accept any returned sensors with signs of having been fitted. Thank you for your understanding.