Originally Posted by turbo6shooter
Detonation. Either that cylinder leaned out on fuel, too much timing advance on load/boost, or both. Seeing that there was an injector recall, im thinking it leaned out...?
I would agree. When it went to the dealer with misfire codes, they performed the HPFP campaign and replaced all the injectors trying to chase down what was wrong with it.
This was in an early '08 car and had not received any 'updates' since new.