High-Performance Parts for Diesel Trucks

Eliminate heat, soot, and failure pointsThis EGR & Cooler Delete Kit is engineered for 2017–2025 Duramax L5P 6.6L trucks to remove the factory EGR system, reducing exhaust gas temperatures and improving engine efficiency. Designed for off-road...

Unleash unrestricted power with a full downpipe-back exhaustDesigned for off-road performance, this system removes both the catalytic converter and diesel particulate filter (DPF) on 2017–2025 Duramax 6.6L trucks. Built with stainless steel for du...

The Power Tune Package for the LZ0 Duramax is engineered to eliminate factory limitations and deliver crisp throttle response, smoother torque delivery, recalibrated transmission shifts, and measurable gains in fuel efficiency. Whether towing, dai...

Keep the boost in and the power flowing—durable silicone hoses for your LLY Duramax. Replace your brittle factory hoses with a performance-driven upgrade. The Silicone Intercooler Hose Kit for 2004.5–2005 LLY Duramax engines is engineered to handl...

Free your Duramax from intake restrictions—stronger airflow, cooler temps, and better response. Unlock true airflow potential in your 2011–2016 LML Duramax with this Grid Heater Throttle Valve Delete. The stock throttle valve creates a bottleneck ...

Cleaner look. Cleaner performance. Fix crankcase pressure the right way. Take control of crankcase pressure and keep your intake system clean with this CCV Upgrade Kit for the 2012–2016 LML Duramax. The stock crankcase ventilation system recircula...

Smoother flow. Cooler temps. More power for your LML Duramax. Eliminate airflow restrictions and unlock real performance gains with this Intercooler Pipe & Boot Kit for the 2011–2016 LML Duramax. Factory piping is narrow and full of sharp bend...

Restore flow. Reduce temps. Boost power in your LB7 Duramax. Bring new life to your early LB7 Duramax with this Intercooler Pipe & Boot Kit. The stock 2002–2004 piping is restrictive, with tight bends that choke airflow and raise EGTs. This up...

Nothing bites like Gator—head stud strength your Duramax can count on. Engineered to protect your 6.6L Duramax diesel (LB7, LLY, LBZ, LMM, LML) under extreme stress, the Gator Heavy Duty Head Stud Kit delivers the superior clamping force needed to...

The GM 6.6L LML EGR Blocker Shim Kit offers a simple and affordable way to block off the EGR system on your 2011–2016 GMC Sierra and Chevy Silverado 2500/3500 HD trucks equipped with the 6.6L Duramax LML engine. This kit is made from durable stain...

The GM Duramax L5P 6.6L CCV Upgrade Kit is a complete, high-quality replacement for the failure-prone factory crankcase ventilation (CCV) system found on 2017–2024 GMC Sierra and Chevy Silverado HD trucks. This kit replaces the OEM plastic PCV box...

The GM LLY Duramax EGR Delete Kit is a dependable solution for removing the factory EGR system on 2004.5–2005 GMC Sierra and Chevy Silverado HD trucks equipped with the 6.6L LLY engine. Designed for off-road and race use only, this kit eliminates ...

The GM Duramax 2.8L LWN EGR Delete Kit is designed to remove the factory EGR system on 2016–2022 GMC Canyon and Chevy Colorado models equipped with the 2.8L Duramax engine. This upgrade helps reduce soot buildup, improves engine efficiency, and en...

Upgrade airflow and durability at the turbo inlet.This steel turbo intake horn replaces the brittle OEM plastic inlet found on 2017–2025 GM 6.6L Duramax L5P trucks. Finished in black powder coat and built to withstand heat, vibration, and high-boo...

Upgrade airflow, power, and under-hood style.This performance cold air intake system is built specifically for 2013–2016 GM 6.6L Duramax LML trucks. Featuring 4" aluminum piping and a wrinkle black finish, it’s engineered to improve throttle respo...

Unleash your Duramax with a stainless 4” race pipe designed for maximum flow and reliability. This 4” Stainless Steel DPF Delete Pipe is purpose-built for 2015.5–2016 GMC Sierra and Chevy Silverado 2500/3500 HD trucks with the 6.6L Duramax engine....

Unleash your Duramax with a 4” stainless race pipe designed for maximum flow and off-road performance. The GM Duramax L5P Cat & DPF Delete Pipe is a high-performance exhaust upgrade for 2017–2023 GMC Sierra and Chevy Silverado 2500/3500 pickup...

Free your LMM Duramax with a 4” stainless downpipe-back race exhaust designed for maximum flow and competition performance. The GM Duramax LMM 4” Stainless DPF Delete Exhaust System is built for 2007.5–2010 GMC Sierra and Chevy Silverado 2500/3500...

The Duramax 6.6L DPF Delete Pipe is designed for 2011–2015 Chevrolet Silverado and GMC Sierra 2500/3500HD trucks equipped with the 6.6L Duramax engine. Built from stainless steel for maximum durability, this pipe replaces the factory catalytic con...

The Duramax 6.6L Intake Bridge Kit is engineered to improve airflow and overall engine efficiency for 2011–2016 GMC Sierra and Chevrolet Silverado 2500/3500 HD trucks. Featuring precision mandrel-bent aluminum tubing and billet aluminum plates, th...

Upgrade your GM/Chevrolet Duramax 6.6L engine with the Duramax L5P EGR Delete Kit. Designed for 2017–2023 trucks, this kit removes the restrictive factory EGR cooler to improve efficiency, reduce engine strain, and extend overall engine life. Buil...

The Duramax Exhaust Manifold Kit is built for 2001–2016 Duramax 6.6L engines and delivers significant gains in airflow, turbo efficiency, and throttle response. With cast iron manifolds for strength and stainless-steel up-pipes for durability, thi...

Upgrade your Duramax with a 4" or 5" Downpipe-Back Race Exhaust System designed to maximize exhaust flow and off-road performance. Built from high-grade stainless steel, this system removes restrictive factory components, improving power, throttle...

Boost the performance of your 2011–2015 Duramax 6.6L with this Downpipe-Back Race Exhaust System. Designed for off-road and competition use, it removes restrictive factory components to maximize airflow, reduce exhaust gas temperatures, and improv...