cant belive my car failed mot on just the emissions....????
exhaust emissions carbon monoxide content after 2nd fast idle excessive
exhaust emissions lambda reading after 2nd fast idle outside specified limits
my car is a moded audi a3 1.8turbo 1998 agu engine....ko3s, front mount intercooler etc
just had new turbo and cam belt kit.....
all so has a custom exhaust system.....did my car have a catalytic converter before??
anything i can do myself or is it a case of rolling road tuning??