Sierra 2500 HD

The basic requirements for a properly running engine are fuel, air, compression, and spark. Before increasing the power of your LS engine, it's wise to ensure all maintenance is up to date and these processes are performing as intended. Weak spark from...

Duramax diesel engines do not come with a factory System, this is why Duramax owners see such great performance and economy gains after installing an aftermarket diesel fuel System. When the factory CP3 injection System pulls fuel under a vacuum it can...

There's no greater enemy for a transmission than heat. Whether your Chevy/GMC 6.6L Duramax is a dedicated tow vehicle, hardworking fleet truck, or a daily driver with a liking for the drag-strip, you need to ensure that your transmission runs cool...

Engine runaway can be caused by oil vapor that travels through the crankcase breathers and into the intake system. Uncontrolled fueling of the engine is extremely dangerous. Upgrading the crankcase breathers and adding a PPE Filter Kit helps solve this...

aFe POWER BladeRunner OER Series Radiators are designed and manufactured to be a perfect replacement for your aging or damaged, stock radiator. Over time, your stock radiator becomes less efficient due to corrosion and damage from road debris. Leaks can...

Every truck owner knows that it doesn't matter how powerful or reliable your engine is if you can't get any power to the wheels. The transmission mated to your -0 LLY/LBZ/LMM Duramax is essential to everything your truck does, and keeping it cool is...

Factory coolant hose "T" fittings are molded hose or made out of plastic and are prone to cracking at junctions, causing coolant loss. Replace your worn or leaky factory coolant hose system with PPE's Performance Silicone Coolant Hose Kit. Perfect for...

Factory coolant hose "T" fittings are molded hose or made out of plastic and are prone to cracking at junctions, causing coolant loss. Replace your worn or leaky factory coolant hose system with PPE's Performance Silicone Coolant Hose Kit.Perfect for...

Specifically designed for use in conjunction with the factory oil cooler filter housing. This coolant pipe is custom fabricated with a heavy duty flange. 304 stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone...

Replace your restrictive 2.5" OEM intercooler hot charge pipe with the high-performing 3" PPE intercooler hot charge pipe. PPE intercooler hot charge pipe is designed to give you higher cooling capacity, improved airflow, premium performance, and...

Rust is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel...

Rust is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel...