Comp Cams HEMI 5.7 6.1 2003-2008 XFI 273H-14 Strong Midrange Fuel Injectors Fuel Injected — Naturally Aspirated:

Fuel Injected — Naturally Aspirated: Up to 800 HP

475hp - 750hp application

The REV II has shoulder harness guides that have been height optimized for taller drivers up to 6’4” depending on torso length

This system includes a TPS Autolearn switch so the nitrous only activates at wide open throttle and automatically turns off when you let your foot off the accelerator

Dollar for dollar

Comp Cams HEMI 5.7 6.1 2003-2008 XFI 273H-14 Strong Midrange Fuel Injectors Fuel Injected — Naturally Aspirated:Part #: 112 502 11 HEMI 2003 2008 5. 7L and 6. 1L HYDRAULIC ROLLER 112 502 11 ? HYDRAULIC ROLLER ? Needs extended revlimit and better exhaust, strongest powerover 2500 rpm. Requires tuning of theECM. Requires custom tuning.