Stage 1 HRT No Springs Required MK-Kit for '09+ 5.7L HEMI



Challenger; Charger; R/T; SRT; Magnum; HEMI; 5.7; 6.1; Hell Cat; 6.2; 300; Chrysler; MOPAR; 6.4; Dodge; Plymouth; SRT 8; 392; Scat Pack


No Springs Required (NSR) Stage 1 Grind for 5.7L Gen. IV Hemi. Great mid-range torque w/ excellent power. Perfect for heavier vehicles, has great throttle response.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART