Mk3 Petrol Engine, Exhaust and Induction
Mine is a 14 plate St3. The Book stamp for last service was 12000 miles ( it's now done 16000m ).
Firstly, I doubt the plugs would have been changed at the service. Secondly, what plugs do you consider best and where from?
The car is being Stage1 remapped by DNA Tuning next week.and I'd like...