umm dude u got a SKunk2 intake a greddy kit aint' going to work for u cause u would have to get an ls kit for that throttle body being placed higher, but the problem is the down pipe won't fit, so u are going to have to do custom work if u wan to get a trubo that is a Kit like greddy, drag and so forth, i would really do some more research casue that is a big thing that u missed!