Silverado 2500 HD

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...

Corrosion is often seen on this stock part as they age out. This can lead to blockage and reduced cooling capability. Replace your corroded OEM thermostat housing bridge with the PPE high-strength, cast-aluminum Thermostat Housing. This high-quality...

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...

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...

Ditch the grit. Get rid the dirtiest oil left in the valley of your stock pan from all your previous oil changes.The stock Duramax engine oil pan is stamped steel (very poor heat dissipation) and there is a valley in the pan which prevents your old oil...

Testing has shown that the factory GM intercooler causes a 2 to 3 (+) psi pressure drop, so the boost from even the largest turbocharger can be choked if the intercooler is inefficient.With PPE's High Flow Performance Intercooler, pressure drop (wasted...

Designed for factory fit, these durable 5mm performance silicone hoses are a perfect upgrade when your worn coolant hoses need replacing.Designed for factory fit, these durable 5mm performance silicone hoses are a perfect upgrade when your worn coolant...