Comp Cams HEMI 5.7 6.1 2003-2008 XFI 273H-14 Strong Midrange Fuel Injectors Inner and outer shells are

Inner and outer shells are available in aluminum or steel

Fuel Injected — Naturally Aspirated: Up to 800 HP

Full Duralumin w/ Nickle Plated Gear Teeth

Elevate your driving experience with this premium upgrade

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

Comp Cams HEMI 5.7 6.1 2003-2008 XFI 273H-14 Strong Midrange Fuel Injectors Inner and outer shells arePart #: 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.