Originally Posted by smithrcing17
hey for anybody that is not going to a certain header because of not wanting a cel, contact williaty and if you get a tune from him 05-07 he can put a code in the tune to cancel the cel forever ftw!!
i'd like to know more about this...
and for the headers situation, honestly... these are gonna have to be expensive since they're gonna have to have a cat and bungs for o2 sensors. especially if theyre using a hfc in their setups.