SS Duramax
June 22nd, 2008, 07:42 PM
Anyone have a tune they would like to send me or some starter tips so I can get the general idea. I have tuned my 96 LT1 with tunercat and my 01 LB7, but its been a while since I've touched a gasser. I'm pretty much concerned with mileage, although some extra umph would be nice.