01burban
Member
hey i have a 01 suburban 5.3 i have a k&n c.a.i and i had a flow 40 but just cut it off and sounds great and not raspy or really loud. i'm wanting a tune for it what are some good ones out there? i have seen a company call wait4me and hp tuners.....
and almost everyone on the site. They are a vendor. You can see them from the homepage or just to the right of your post... or 
