Sierra 2500 HD

This cat-back exhaust system is constructed of 4" mandrel-bent 409 SS tubing for maximum strength and durability. This system features a high-flow 409 SS muffler, producing a deep sound. Finishing off this exhaust system is a 5" diameter black 409 SS...

5" 409 Stainless Steel Construction: This DPF-back exhaust system is constructed of 5" mandrel-bent 409 stainless steel tubing for maximum strength and durability. 6" Diameter Polished Intercooled Exhaust Tip: Finishing off this exhaust system is a 6"...

Boost your transmission a performance with this PPE Bar and Plate Transmission Fluid Cooler. Bigger effective cooling area and thicker core enables PPE cooler to draw 200% more heat from your transmission fluid compared to the factory cooler. We observed...

The Allison transmission has a reputation for performance and longevity. Now that it is available as the 10L1000, the reputation continues.Get the best protection and performance out of your 10L1000 by upgrading to the PPE Heavy-Duty Cast Aluminum Deep...

The Allison transmission has a reputation for performance and longevity. Now that it is available as the 10L1000, the reputation continues.Get the best protection and performance out of your 10L1000 by upgrading to the PPE Heavy-Duty Cast Aluminum Deep...

The Allison transmission has a reputation for performance and longevity. Now that it is available as the 10L1000, the reputation continues.Get the best protection and performance out of your 10L1000 by upgrading to the PPE Heavy-Duty Cast Aluminum Deep...

Specially engineered to minimize friction and maximize lubrication. Keep your GM rear differential running cool and clean with an upgraded cover from PPE. Made from high-quality cast A356-T6 aluminum for strength and optimum heat dissipation.Increased...

Specially engineered to minimize friction and maximize lubrication. Keep your GM rear differential running cool and clean with an upgraded cover from PPE. Made from high-quality cast A356-T6 aluminum for strength and optimum heat dissipation.Increased...

Our all-new 44-30820 8" lift kits with ReadyLIFT Falcon 1.1 Monotube shocks are a great option for the customer who wants a taller, lifted height and the ability to run up to 38" tall tires. The 44-30820 lift kits include laser-cut, fabricated heavy-duty...

Help keep your GM front differential running cool and clean with an upgraded differential cover from PPE. With the largest set of cast cooling fins in the industry, found both inside as well as outside the pan, PPE's differential covers offer fluid...

Help keep your GM front differential running cool and clean with an upgraded differential cover from PPE. With the largest set of cast cooling fins in the industry, found both inside as well as outside the pan, PPE's differential covers offer fluid...

Specially engineered to minimize friction and maximize lubrication. Keep your GM rear differential running cool and clean with an upgraded cover from PPE. Made from high-quality cast A356-T6 aluminum for strength and optimum heat dissipation.Increased...