Hi all, first post and its for a friend. Anywaz, he just picked up a 1996 GT 4.6L, and he took it to a local track just to see what it could do. 5 runs, with a 15.63 et best. Hes computer illiterate and was wonderin what would the most bang for his buck right now . Hes been thinking an exhaust upgrade, but not quite sure. Also, hes planning on all motor and after browsing around. Thanks