All:
I've got a 2008 GT, automatic, 23k miles, fresh plugs with the Bullitt CAI, FRPP tune, and FR500S mufflers. About a month after I installed the tune, it started to backfire at WOT (or from a slow roll) when it makes the 1st gear to 2nd gear shift.
Any idea what I could be?
I've got a 2008 GT, automatic, 23k miles, fresh plugs with the Bullitt CAI, FRPP tune, and FR500S mufflers. About a month after I installed the tune, it started to backfire at WOT (or from a slow roll) when it makes the 1st gear to 2nd gear shift.
Any idea what I could be?