Duramax: 2019-2026 (3.0L)

Duramax: 2001-2004 (LB7)

Duramax: 2004.5-2005 (LLY)

Duramax: 2006-2007 (LBZ)

Duramax: 2007.5-2010 (LMM)

Duramax: 2011-2016 (LML)

Duramax: 2017-2019 (L5P)

Duramax: 2020-2025 (L5P)

Fleece Transmission Cooler Line Set (FPE-TL-LML-1516) for 2015-2016 Duramax LML

SKU: FPE-TL-LML-1516
$363.81

The Fleece Performance (FPE-TL-LML-1516) Transmission Cooler Line Set is a durable, high-performance upgrade for 2015-2016 GM Duramax LML trucks. Made with heavy-duty braided stainless steel and AN-style fittings, it replaces the leak-prone factory lines, ensuring secure connections, better fluid flow, and improved transmission cooling. This direct-fit kit installs easily without major modifications and is suitable for both stock and modified trucks, offering reliable, long-lasting transmission protection.

BD Diesel BD-Built Duramax LLY CR Injector 33%-60HP (1716605) for 2004.5-2006 Duramax 6.6L LLY / LBZ

SKU: 1716605
$459.85

The BD Diesel BD-Built Duramax LLY CR Injector (1716605) is a high-performance fuel injector for 2004.5–2006 Chevy and GMC trucks with 6.6L Duramax LLY or LBZ engines. It increases fuel flow by 33% and adds up to 60 horsepower, improving power, throttle response, and engine efficiency. Built with remanufactured OE components and tested to exceed OEM standards, it offers durability and reliability for towing, racing, or everyday driving while maintaining fuel system integrity.

Select options This product has options that may be chosen on the product page

BD Diesel 5″ Exhaust Brake w/o Air Compressor (1028050) Universal Install

SKU: 1028050
$1,560.25

BD has nearly 30 years of experience developing exhaust brakes, using insights gained from extensive real-world use to refine their design. Their brakes feature BD’s exclusive Variable Orifice Technology, providing up to 150 retarding horsepower across the engine’s RPM range—not just at high RPMs. The brakes use durable materials like cast-iron housings, alumibronze bushings, piston ring-seals, and stainless steel components to withstand high heat and resist corrosion.

Select options This product has options that may be chosen on the product page

ACI LED Off-Road 24W Light (90131)

SKU: 90131
$37.21

The ACI LED Off-Road 24W Light (90131) is a powerful and reliable lighting solution for any off-road adventure. With its 24 watts of LED power, this light provides bright and clear illumination, making it ideal for driving in low light or dark conditions. Its durable construction and waterproof design ensure that it can withstand harsh weather and rough terrain, giving you peace of mind on your outdoor excursions. Additionally, the compact and lightweight design of this light makes it easy to install and transport, making it a convenient choice for any off-road enthusiast. Whether you’re navigating through rough terrain or simply need extra light for your outdoor activities, the ACI LED Off-Road 24W Light (90131) is a versatile and reliable option that will enhance your off-road experience.

Bilstein Front B8 6112 Suspension Kit (47-310858) for 2007-2013 Duramax LMM / LML

SKU: 47-310858
$964.53

The Bilstein B8 6112 leveling kits enhance ground clearance, accommodate larger tires, and improve wheel travel. They offer 0–2.75 inches of front lift via adjustable snap-ring grooves. The kit includes two 60mm shock absorbers, matched cold-wound coil springs, and billet aluminum spring seats. The large digressive piston provides superior damping for both on-road and off-road performance, making it a top direct-fit suspension upgrade for light trucks and SUVs.

BD Diesel FUEL RAIL PLUG (1050071) for 2004.5-2010 Duramax 6.6L LBY / LBZ / LMM & 2007.5-2018 Cummins 6.7L

SKU: 1050071
$47.20

The BD Diesel Fuel Rail Plug (1050071) is an aftermarket upgrade for 2004.5–2010 GM Duramax 6.6L (LLY, LBZ, LMM) and 2007.5–2018 Dodge Ram 6.7L Cummins engines. It replaces the factory pressure relief valve to prevent fuel pressure drops under load, improving throttle response, performance, and horsepower support. This cost-effective mod enhances reliability and is popular among diesel performance enthusiasts.

Fleece Rail Pressure Sensor Pigtail (FPE-HAR-RP-PT) for 2001-2016 Duramax LB7 / LLY / LMM & 2003-2012 Cummins 5.9L / 6.7L

SKU: FPE-HAR-RP-PT
$28.65

The Fleece Rail Pressure Sensor Pigtail (FPE-HAR-RP-PT) is a durable replacement wiring harness for the fuel rail pressure sensor on 2001–2016 Duramax and 2003–2012 Cummins diesel engines. Designed with OE-style connectors and weatherproof seals, it repairs damaged factory connectors to restore proper sensor-to-ECU communication, ensuring reliable fuel system performance in tough conditions.

Mishimoto Transmission Cooler (MMTC-DMAX-15SL) fits 2015-2016 Duramax LML 6.6L

SKU: MMTC-DMAX-15SL
$550.00

The Mishimoto Transmission Cooler (MMTC-DMAX-15SL) is a high-quality aftermarket upgrade designed specifically for 2015-2016 Duramax LML 6.6L engines. This transmission cooler is an ideal solution for those looking to improve the performance and reliability of their vehicle’s transmission system.

Fleece Freedom Series Cylinder Head w/Cupless Injector Bore – Driver Side (FPE-61-10001-D-CL) for 2001-2004 Duramax LB7

SKU: FPE-61-10001-D-CL
$1,206.45

The Fleece Freedom Series Cylinder Head with Cupless Injector Bore (Driver Side, FPE-61-10001-D-CL) is a high-quality replacement for 2001–2004 GM 6.6L Duramax LB7 engines. It features a cupless injector design to prevent coolant leaks and injector issues, and is made from premium materials with precision machining for excellent fit and durability. Each head is rigorously pressure-tested for reliability, making it ideal for both stock restorations and high-performance upgrades.

Air Lift Performance Compressor Isolator Kit (50714)

SKU: 50714
$92.18

The Air Lift Performance Compressor Isolator Kit (50714) is a must-have for any vehicle equipped with an air suspension system. This kit helps to reduce noise and vibration from the compressor, resulting in a smoother and quieter ride. The isolators are made from high-quality materials and are designed to withstand extreme temperatures and harsh conditions, ensuring long-lasting performance. The installation process is simple and can be done by anyone with basic mechanical knowledge. With this kit, you can improve the overall performance and comfort of your vehicle’s air suspension system. Whether you use your vehicle for daily driving or performance racing, the Air Lift Performance Compressor Isolator Kit is a valuable addition that will enhance your driving experience.

AccuAir Suspension AA-3638 e-Level+ ECU Upgrade (Touchpad Required)

SKU: AA-3638
$461.95

The AccuAir Suspension AA-3638 e-Level+ ECU Upgrade is a highly advanced system that offers unparalleled control over your vehicle’s suspension. This upgrade is designed to work with the AccuAir Touchpad, which allows for easy and precise adjustments to be made to your air suspension system. With this upgrade, you can expect improved ride quality, handling, and overall performance. The e-Level+ ECU also features automatic leveling technology, ensuring that your vehicle is always at the perfect ride height, even when carrying heavy loads. This upgrade is a must-have for any serious car enthusiast looking to take their suspension to the next level.

Bilstein Rear 4600 Heavy Duty (B6) Shock Absorber (24-196444) for 2011-2024 Duramax LML / L5P

SKU: 24-196444
$132.93

The Bilstein B6 4600 shock absorbers are direct-fit upgrades for stock-height light trucks and SUVs. Featuring a monotube design and a velocity-sensitive, digressive piston, they adapt to changing road conditions for consistent, fade-free performance. Each shock is specifically tuned for its application, resulting in improved ride quality, handling, and comfort.

BD Diesel Injection Pump Stock Exchange CP3 (1050110) for 2001-2004 Duramax 6.6L LB7

SKU: 1050110
$891.40

The BD Diesel Injection Pump Stock Exchange CP3 (1050110) is a remanufactured, high-quality replacement fuel pump for 2001–2004 Chevy and GMC trucks with the Duramax 6.6L LB7 engine. Built to meet or exceed OEM specs, it ensures reliable fuel pressure and flow for optimal engine performance. Part of BD Diesel’s Stock Exchange program, it’s ideal for restoring factory-level fueling and drivability.

Fleece Replacement CP3 fuel feed hose for CP3 Conversion Kit (FPE-LML-HS-FEED ) for 2011-2016 Duramax LML

SKU: FPE-LML-HS-FEED
$22.04

The Fleece Replacement CP3 Fuel Feed Hose (FPE-LML-HS-FEED) is a durable, high-performance hose designed for 2011–2016 Duramax LML engines undergoing a CP3 conversion. It replaces the stock fuel hose to ensure reliable fuel delivery to the CP3 injection pump, supporting improved engine performance and reliability in high-demand diesel applications.

S&B Turbo Inlet Manifold (76-1006B) for Duramax LLY 6.6L

SKU: 76-1006B
$204.75

S&B Turbo Inlet Manifold 76-1006B for 2004.5–2005 Duramax LLY improves airflow into the turbo.

S&B Cold Air Intake Dry Extendable (75-5101D) for Duramax 6.6L LB7

SKU: 75-5101D
$379.00

The S&B Cold Air Intake Dry Extendable 75-5101D fits Duramax 6.6L LB7 diesel engines. It uses a reusable Dry Extendable air filter that requires no filter oil during maintenance. The fully enclosed airbox helps isolate the filter from engine heat for cooler intake air. A custom molded intake tube improves airflow and reduces restriction. The 75-5101D includes installation hardware and is backed by the S&B Million Mile Limited Warranty.

S&B Resonator Delete (Hot Side) (83-1003) for Duramax 3.0L

SKU: 83-1003
$135.45

The S&B Resonator Delete Hot Side 83-1003 fits GM Duramax 3.0L diesel engines. It replaces the restrictive factory hot side resonator with a smoother flowing aluminum design. The mandrel-bent tubing helps improve airflow efficiency and throttle response. Lightweight aluminum construction supports long-term durability and reduced intake restriction. The 83-1003 installs easily using basic hand tools.

Bilstein Rear B8 5100 Lifted Shock Absorber (24-218030) for 2011-2024 Duramax LML / L5P

SKU: 24-218030
$164.43

The Bilstein B8 5100 shock absorbers are engineered for lifted trucks and SUVs, offering a direct fit solution. They feature a monotube design for consistent, fade-free performance and use a velocity-sensitive, digressive piston that adapts to changing road conditions. Each shock is specifically tuned for its application, resulting in improved ride quality, handling, and comfort.

BD Diesel Turbo Blanket – T3 S300 Wastegated (1453521) fits T3 S300 Wastegated Turbochargers

SKU: 1453521
$250.90

BD Diesel 1453521 turbo blanket for T3 S300 wastegated turbochargers helps reduce heat and improve turbo efficiency.

S&B Intake Replacement Filter Cotton Cleanable (KF-1062) for 2011-2016 Duramax LML

SKU: KF-1062
$72.45

The S&B Intake Replacement Filter Cotton Cleanable (KF-1062) is a high-quality air filter designed specifically for the 2011-2016 Duramax LML engine. This filter is made with durable cotton material that is washable and reusable, making it a cost-effective and environmentally friendly choice.

Large Bore-HD 4″ 409 Stainless Steel DPF-Back Exhaust System (49-44004)

SKU: 49-44004
$523.95

The Large Bore-HD 4″ 409 Stainless Steel DPF-Back Exhaust System (49-44004) is a high-quality exhaust system designed to increase the performance and efficiency of your vehicle. Made from durable 409 stainless steel, this exhaust system is built to last and can withstand harsh weather conditions. With a large 4″ diameter, it allows for maximum airflow and reduces backpressure, resulting in improved horsepower and torque. Not only does it enhance the overall performance of your vehicle, but it also has a deep, aggressive sound that will make your vehicle stand out on the road. This exhaust system is specifically designed for diesel trucks and is easy to install, making it a great choice for those looking to upgrade their exhaust system.

BD Diesel CENTER LINK & TIE ROD KIT (1032150) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM

SKU: 1032150
$540.70

The BD steering upgrade kit addresses weaknesses with a 30% stronger forged I-Beam Centerlink and tie rods that are 1.5x thicker than OEM. It includes greaseable ball joints with sintered bearings for better load capacity and durability, stronger sway bar end links, and polyurethane bushings for added strength and flexibility. Crucially, the kit retains factory steering geometry, avoiding issues like bump steer and maintaining compatibility with OEM parts. Overall, this upgrade increases reliability, safety, and longevity while preventing costly future repairs.

BD Diesel Venom CP3 Conversion Kit c/w Standard Pump (1050496) for 2011-2016 Duramax 6.6L

SKU: 1050496
$1,994.95

The BD Diesel Venom CP3 Conversion Kit (1050496) is a performance upgrade for 2011–2016 GM Duramax 6.6L engines, replacing the less reliable CP4.2 fuel pump with a more durable CP3 pump. Designed for easy, direct-fit installation, the kit includes all necessary components and hardware. It improves fuel flow and pressure, boosting engine performance and reliability, especially in tuned or modified vehicles. Ideal for diesel enthusiasts, it offers enhanced durability and peace of mind from BD Diesel Performance.

AccuAir Suspension BAG-CH251123 Air Helper Kit for 2011-2023 Chevrolet Silverado 2500HD & 3500HD (2WD, 4WD), 2011-2023 GMC Sierra 2500HD & 3500HD (2WD, 4WD)

SKU: BAG-CH251123
$588.82

The AccuAir Air Helper Kit is a must-have accessory for owners of the 2011-2023 Chevrolet Silverado 2500HD & 3500HD and 2011-2023 GMC Sierra 2500HD & 3500HD. This kit is designed to improve the suspension and handling of these heavy-duty trucks, whether they are 2WD or 4WD. With the ability to adjust the air pressure in the air springs, this kit allows for a smoother ride and better load-carrying capacity. It is also perfect for towing, as it helps to level out the truck and reduce sway. The AccuAir Air Helper Kit is a reliable and easy-to-install solution for those looking to enhance the performance of their Chevrolet Silverado or GMC Sierra.