General Tuning Question
#1
General Tuning Question
I presently have Mag. #94106 Hi-Flo cats on my truck and running a 91 performance tune. If I change them out for a pair of 94306 Cats (Hi Flo, Just quieter), will I have to have my tunes re-done for the change ??
Thanks to all
Thanks to all
Last edited by sam1947; 06-22-2011 at 08:01 AM.