i have 2007 envoy denali with LH6 sure its has DOD .. i want to change the camshaft , also i,m sure that the stock lift is 480 ,

if anyone chnage a cam of 2007 up , did you guys find cam phaser beside DOD ,. because some of them came with VVT i need to know before i order a cam, comp cams also made cams specialy for 2007 up with one bolt so we dont need to buy sprokit from C6 ,

here is the link

http://www.compperformancegroupstore...Category_Code=