4 Inch Lift Kit | Diesel | Chevy/GMC 1500 2WD/4WD (25-26) Engine Upgrade Kits and Parts Huge cold-air inlet and extra

Huge cold-air inlet and extra large outlet

The 302-3 design has even more sump clearance

Dual 450 LPH Drop-In Retrofit EFI Fuel System-E85 Compatible Supports up to 1700 EFI or 2200 Carb HP (HP Rating @ 60 PSI at 13

this product eliminates shock transfer while remaining virtually maintenance-free

the CP4 has proven to be less reliable and less capable than the CP3 used in previous Duramax platforms

4 Inch Lift Kit | Diesel | Chevy/GMC 1500 2WD/4WD (25-26) Engine Upgrade Kits and Parts Huge cold-air inlet and extraExplore New Heights: Transform your truck with Rough Countrys 4 inch Suspension Lift, perfectly designed to enhance the bold, aggressive styling of GMs all new fourth generation Sierra 1500 AT4 and Silverado 1500 Trailboss. These models, already equipped with GMs factory two inch kit, are taken to the next level with Rough Countrys lift kitgiving your vehicle a commanding presence on and off the road. Whether you're tackling tough trails or cruising