Sierra 3500 HD

Interested in a new exhaust system for your LML Duramax? Check out the Large Bore-HD DPF-Back exhaust system by aFe. This system is constructed from 5" mandrel-bent 409 stainless steel tubing and uses high quality band clamps and OE-style bayonet hangers...

Improved Ground Clearance and Ride Quality. Take your workhorse to the next level with Rough Country's 3.5" Knuckle Lift kit. Rough Country's 3.5" Knuckle Kit provides an improved ground clearance and is designed for on or off-road driving. This...

ICON Vehicle Specific (V.S.) 2.5 Aluminum Series shocks are designed and built to give your vehicle outstanding performance off-road and a smooth ride on the street. These shocks are configured specifically for each application in both length and damping...

ReadyLIFT Suspension is excited to offer 2011-2019 Chevy and GMC 3500HD truck owners a lift solution that won't break the bank nor permanently modify your truck. This is a true bolt-on Lift kit! The 69-3522 SST Lift Kit by ReadyLIFT takes our 69-3521 kit...

Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment, Enabling us to produce the...

Our 4in Ultimate System provides less lift than our 6in RTS system but still allows use of 33in or 35in tall tires with cutting for street and offroad use. We have developed this system utilizing replacement upper control arms constructed of 1.50in OD ...

Our 4in Ultimate System provides less lift than our 6in RTS system but still allows use of 33in or 35in tall tires with cutting for street and offroad use. We have developed this system utilizing replacement upper control arms constructed of 1.50in OD ...

The 3.5" System is available with our Uniball Upper Control Arms that feature .120" wall 4130 Chromoly tubing with a 1.50" OD 1" FK Stainless PTFE Uniballs for 9" of front wheel travel. The system also includes heavy duty ductile iron steering knuckles...

Superlift Suspension Systems now available with Base Superlift Shocks or Fox Shocks: Superlift's 3 Inch Lift kit for the 2011-2019 Silverado and Sierra 2500HD and 3500 HD is a simple solution for adding more height than just a "Leveling Kit". ...

4" 304 stainless steel high-flowing Cat-Back system single exhaust.Turbo-charged engines need as little exhaust restriction as possible in order for the turbo to spool up faster and work more efficiently. Install our new reduced-restriction exhaust...

The 4'' Ultimate System is available with our Uniball Upper Control Arms that feature .120'' wall 4130 Chromoly tubing with a 1.50'' OD 1'' FK Stainless PTFE Uniballs for 9'' of front wheel travel. The system also includes heavy duty ductile iron...

Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment, Enabling us to produce the...