Sierra 2500 HD

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 with the factory water pump. Fully polished 304 stainless steel construction looks great and prevents corrosion. The OEM mild steel pipe rusts and eventually leaks.Specifically designed for use with the factory water pump...

Each PPE Performance Silicone Hose is strengthened with 5 plies of Nomex reinforced fibers making them very tough. Fluorocarbon lining offers better lubricity (slippery and resistant to chemicals) and the silicone rubber construction ensures they can...

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...

Banks boost tube is larger than the factory pipe and designed to work with the stock elbow and intercooler to improve airflow, and allow the turbocharger to spool up faster.Banks cold side tube has 65% greater flow area than stock tube. Produced from...

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...

Once you've installed an aftermarket Fuel Filtration System such as our FASS Titanium Series, the use of the factory fuel filter is no longer required and can be removed. Because your Duramax factory fuel filter is located after our filtration System you...

A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax 6.6L diesel engine, this is because your Duramax doesn't come with a factory System like other diesels. This requires your CP3 injection System to pull your fuel under a vacuum, adding...

Specifically designed for use in conjunction with the factory thermostat housing. Straight design for use with larger intake bridge. Stainless steel construction prevents corrosion compared with OEM mild steel pipe which is prone to rusting and...

This is the Raptor-4G RP-150 fuel system for the 2015-2016 6.6L Duramax. This system mounts to the frame jig in front of the fuel tank for a clean looking installation. The suction line connects to the factory suction fitting on top of the fuel module...

Mishimoto is expanding their line of Duramax performance parts! Fed up with high EGTs and an intercooler setup that isn't keeping up with the demands of your Duramax? The solution is finally here with the Mishimoto 2006-2010 Chevrolet/GMC 6.6L Duramax...

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