Genuine Audi - Oxygen Sensor Front - TT 225hp Mk1 drivetrain changes to the fuel pressure

changes to the fuel pressure system should also take place incrementally

We also looked at the differences between the Mk7 and Mk8 cooling components and found that the Mk7 Golf GTI and Golf R has a thicker radiator than the MK8 equivalent models thus meaning we also needed to consider any fitment procedures carefully

- 2018+ Audi SQ2

AudiTT Mk2 (2007-2014)A3 MK2 8P Inc

Genuine Audi - Oxygen Sensor Front - TT 225hp Mk1 drivetrain changes to the fuel pressureA failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your Mk1 Audi TT to operate inefficiently and produce higher emissions.