Just wanted to say hello to everyone on the forum my name is Kevin,I have been browsing through and have seen alot of badass rides,I also want to share my ride as well,its a 02 Yukon Denali and I have the blower for approx.6 years now and its been flawless (knocking wood).I have a 7lb pulley and use 93 Sunoco ,no pinging,I would also like to try a 10lb pulley if they make it,but a little concerned about the composite intake manifold holding the boost.I will try to post some pics so bare with,Thanks and glad to be part of the Whipple forum.