dave89iroc
Club Member
2000 1500 2wd Silverado 4.8/4L60E
Just turn off emissions stuff(EGR, EVAP, Cat monitors and downstream O2s), only real "tune" thing is to bump the idle up a little
Just turn off emissions stuff(EGR, EVAP, Cat monitors and downstream O2s), only real "tune" thing is to bump the idle up a little