February 7, 2006I have a 1999 Chevy Z71. I want to put true duel exaust on it. If I do will it mess with the o2 sensor or computer? Is there any way to reprogram the computer if the exaust does mess with it?
Subscribers : 99 Chevy
February 8, 2006If you just cut the Y pipe after the cats and run 2 pipes you should be good with the 02s.