Sierra 3500

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 yourLB7/LLY Duramax is essential to everything your truck does, and keeping it cool is crucial...

Two decades of heat cycling plastic components, such as your factory degas tank, will undoubtedly make them brittle and discolored. If your factory plastic degas tank is leaking, you're sick of seeing that ugly yellow plastic, or want to go single big...

Two decades of heat cycling plastic components, such as your factory degas tank, will undoubtedly make them brittle and discolored. If your factory plastic degas tank is leaking, you're sick of seeing that ugly yellow plastic, or want to go single big...

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...

The Mishimoto Chevrolet Silverado 1500 V8 performance aluminum radiator is the ideal upgrade for the stock Silverado radiator. This direct-fit radiator is designed and specifically engineered to maximize the cooling efficiency of your Silverado whether...

Improve your throttle response and lower your EGT's with one of these intake elbows from S&B Filters! They're CNC-machined, engineered, and tested to the highest standards for performance. S&B manufactures each air intake tube using premium...

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...

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...

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...

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...