99-03 7.3L General Discussion
Ok, so I've read a lot of these already, but heres my situation. My stroke is a 7.3 with an AFE II intake, BD Thrasher turbo, 4" stainless from the turbo-back, EDGE EVO CS, and approx 115k on it. 4 speed auto trans, 4 door long bed dually... I get nothing better than 14mpg. Between my brother...