Fits Ford F-250/F-350 SD 4WD (99-04) 4" Lift Kit; Rear Springs; V2; 50170 parking-brakes The Dual Sync plugs directly

The Dual Sync plugs directly into the 6015MSD DIS Ignition control providing the cam and crank signals

7 V6 1967 - 1969 GMC C35/C3500 Pickup 250/4

one module will be activated during the burnout

3L/V8 2007 GMC Sierra 1500 Classic 5

Connects After Factory Catalytic Converter

Fits Ford F-250/F-350 SD 4WD (99-04) 4" Lift Kit; Rear Springs; V2; 50170 parking-brakes The Dual Sync plugs directly4 Inch Lift Kit Rear Springs V2 Ford Super Duty 4WD (99 04) Give your 99 04 Ford Super Duty an impressive upgrade, front to back with Rough Country's 4" Ford Suspension Lift System! This easy to install lift kit raises the front of your vehicle to be equal height with the rear for a leveled, better than stock look that gives an improved ride height and more aggressive appearance. This kit features a set of front and rear lifted leaf springs allowing