2007 Tahoe flex fuel 5.3
I have a K&N cold air, American Racing headers and y pipe, Corsa Sport exhaust,Comp Cams cam which Ill have to post specs later,Comp Cams 29618 springs, rocker trunnion upgrade and 7.4 hardened pushrods, GM LS7 lifters and LS2 timing set, ARP headbolts, all GM gaskets...