Sinister Diesel - Suspension / Steering for Duramax

Suspension Lift Kits from Sinister Diesel High-quality lift kits from Sinister Diesel are hands-down the best way to gain more ground clearance and off-road capability from your Duramax diesel...More Details »

As your Chevy or GMC Duramax diesel ages, the steering can feel imprecise and sloppy. The effect is even worse if you run oversized tires or have a lift kit installed. Below you can find all the...More Details »