INTERIOR
EXTERIOR
LOGOS
Stage 4 High Output Kit +185 HP Our Stage 4 High Output Kit for your 1996-2003 H1 Hummer will make a huge difference to the overall power output, cooling and drivability of your H1 Hummer. The basis of the performance upgrade is the RapTorq Performance Computer system. This kit is designed to add a whole new level of performance with an additional 185 hp, on average, and improved cooling.
Kit Includes: H1-PER-202 RapTorq H1-PER-204 RapBoost H1-PER-206 RapFlow H1-PER-101 Air Filter H1-PER-211 Equalizer H1-PER-335 Exhaust H1-PER-205 RapCool H1-PER-208 RapJet