Originally Posted by Michael
Are you sure these can be tuned? No ones been able to tune the new style PCMs on the Pontiacs yet. At least, no one in the Grand Prix sites I frequent.
Anything can be tuned, it all comes down to $$$. With such a robust featured stock ECU, it's going to be hard(er) for an aftermarket full blown standalone to come along. Pigguback systems are going to be the norm for a while -- and honestly, probably will work just fine. I've got a feeling the transmission and rest of the driveline will become a problem long before the engine does