Quote:
Originally Posted by detroitboy
Quote:
Originally Posted by 10redrocket
Use GM performance parts and have the dealer install them and your warrenty will not be voided.
They don't usually make the power as aftermarket parts, which is the trade off to keep your warrenty
Which part is'nt correct Robin? By the way, the GMPP catback system sure is a lot smaller of a unit than the factory muffler. It must be quite a bit louder huh?
|
The part about GMPP parts not voiding your warranty. GMPP sells plenty of parts that will void the shit out of your factory powertrain warranty.