Cooling

Drivetrain

Electrical

Engine Upgrades

Exhaust

Exterior

Fuel System

Intake System

Interior

Lighting

Suspension

Tuners & Programmers

Turbochargers

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.

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.

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.

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) is a high-quality performance upgrade for the Duramax 6.6L LB7 engine. Designed to increase airflow and improve overall engine efficiency, this cold air intake features a dry extendable filter that is washable and reusable for long-lasting performance.

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

SKU: 1453521
$250.90

The BD Diesel Turbo Blanket – T3 S300 Wastegated (1453521) is designed for T3 S300 Wastegated Turbochargers to improve performance and thermal protection. It reduces turbo lag and under-hood temperatures by retaining heat within the turbo housing, enhancing exhaust gas velocity and efficiency. Made from durable, heat-resistant materials, it safeguards nearby components from heat damage. Ideal for performance enthusiasts, it’s a valuable upgrade for better turbo performance and engine bay safety.

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 Constant Tension Hose Clamp 2.75in High Torque (1405209) Universal

SKU: 1405209
$26.20

The BD Diesel Constant Tension Hose Clamp (2.75in High Torque, 1405209) is a durable, high-performance clamp designed for secure sealing in high-pressure automotive applications. It maintains consistent tension to adapt to temperature changes and hose movement, ensuring leak-free performance. Ideal for turbo systems and coolant lines, it offers strong clamping force and long-lasting reliability, making it a top choice for automotive enthusiasts and professionals.

S&B Body Mount Kit (81-2000) for 2001-2005 Duramax 6.6L LB7 / LLY

SKU: 81-2000
$471.45

The S&B Body Mount Kit (81-2000) is a great accessory for anyone looking to improve their Chevrolet or GMC truck’s body mount system. This kit is specifically designed for 2001-2005 Chevy/GMC 1500, 2500, and 3500 trucks, ensuring a perfect fit and easy installation.

Air Lift 1000 Air Spring Kit (60769)

SKU: 60769
$136.57

The Air Lift 1000 Air Spring Kit (60769) is a revolutionary product designed to enhance the performance and comfort of your vehicle. This kit provides additional support to your vehicle’s suspension system, allowing it to handle heavier loads and improve overall stability. The air springs are made from durable materials and are designed to be easy to install, making it a perfect choice for both novice and experienced drivers. With the Air Lift 1000 Air Spring Kit, you can enjoy a smoother and more comfortable ride, whether you’re towing a trailer or carrying heavy loads. Upgrade your vehicle’s suspension with this high-quality air spring kit and experience the difference it can make on your driving experience.

MBRP 4″ Downpipe Back-Exhaust Armor Lite, Single Side Exit (S6005PLM) for 2001-2004 Duramax LB7

SKU: S6005PLM
$574.99

The 4″ Downpipe Back-Exhaust (S6005PLM) from Armor Lite is a high-quality exhaust system designed for maximum performance. It features a single side exit for a sleek and stylish look. The key features of this product include its durable construction, easy installation, and improved exhaust flow for increased horsepower and torque. The benefits of this exhaust system include improved engine performance, enhanced sound, and reduced backpressure. Its unique selling points are its high-quality materials and precision engineering, making it a top choice for car enthusiasts looking to upgrade their vehicle’s exhaust system.

Fleece Turbo Drain Tube Kit for S300/S400 (FPE-CTDT-KIT) Universal

SKU: FPE-CTDT-KIT
$110.20

The Fleece Turbo Drain Tube Kit (FPE-CTDT-KIT) is a durable, universal oil drain solution for S300 and S400 turbochargers. It features a flexible stainless steel braided hose and precision-machined fittings for a secure, leak-free connection. Designed for compatibility with various engine setups, it’s ideal for custom or performance applications, offering reliable performance and easy installation for turbo upgrades or replacements.

Fleece Replacement Sensor Connector With Pigtail (FPE-HAR-MU-PT-1) for 2001-2022 Duramax LB7 / LLY / LBZ / LMM / LML / L5P

SKU: FPE-HAR-MU-PT-1
$41.88

The Fleece Replacement Sensor Connector With Pigtail (FPE-HAR-MU-PT-1) is a durable, OEM-style replacement part for 2001–2022 GM Duramax diesel engines. Designed to replace damaged or worn sensor connectors, it ensures reliable electrical connections and easy installation. Ideal for maintenance or repairs, it offers a long-lasting, cost-effective solution for restoring sensor function in LB7, LLY, LBZ, LMM, LML, and L5P engine models.

FASS Fuel Systems Replacement Element 32283 For FASS Titanium Electric Heater

SKU: 32283
$118.75

The FASS Fuel Systems Replacement Element 32283 is an essential component for maintaining the efficiency and performance of your FASS Titanium Electric Heater. This replacement element is designed to filter out any impurities or contaminants in your fuel, ensuring that only clean, high-quality fuel is delivered to your engine. With its advanced technology and high-quality materials, this replacement element is built to last and can handle even the most extreme conditions. By regularly replacing the element, you can prolong the life of your FASS Titanium Electric Heater and ensure that your engine is receiving the best fuel possible for optimum performance.

Air Lift LoadLifter 5000 Ultimate Air Spring Kit (88275)

SKU: 88275
$566.28

The Air Lift LoadLifter 5000 Ultimate Air Spring Kit (88275) is a top-of-the-line solution for heavy-duty towing and hauling needs. This kit is designed to provide maximum load support and improve overall ride quality, making it an essential addition to any vehicle with a heavy load. With its durable construction and advanced technology, the LoadLifter 5000 Ultimate Air Spring Kit can handle up to 5,000 pounds of load capacity, providing users with the ultimate level of control and stability. Whether you’re towing a trailer, hauling heavy equipment, or carrying a full load, this air spring kit ensures that your vehicle stays level and stable, even on rough terrain. It’s a must-have for anyone looking to improve their towing and hauling experience.

AEM X-Series Fluid Pressure Gauge Kit (30-0307) 0-150psi/0-10bar – Black Bezel and Black Faceplate

SKU: 30-0307
$251.95

The AEM X-Series Fluid Pressure Gauge Kit is a high-performance gauge designed to accurately measure fluid pressure up to 150psi or 10 bar. With its sleek black bezel and faceplate, this gauge adds a touch of style to any vehicle’s interior. The X-Series gauge utilizes advanced technology to provide precise readings, making it ideal for monitoring oil, fuel, or coolant pressure. Its compact size and easy installation make it a convenient addition to any car, truck, or race vehicle. Whether you’re a professional racer or a performance enthusiast, the AEM X-Series Fluid Pressure Gauge Kit is a must-have tool for monitoring and maintaining your vehicle’s fluid pressure.

ARP Harmonic Damper Bolt Kit (129-2503)

SKU: 129-2503
$28.69

The World Leader in Fastener Technology released the Harmonic Damper Bolt kit for the Chevrolet 6.6L Duramax applications. The kit is manufactured from premium grade chrome moly steel with a Black Oxide finish.

S&B Body Mount Kit (81-2001) for 2001-2005 Duramax LB7 / LLY

SKU: 81-2001
$523.95

The S&B Body Mount Kit is a must-have upgrade for owners of 2001-2005 Duramax LB7 and LLY models. This kit is specifically designed to improve the overall performance and stability of the truck by replacing the worn-out factory body mounts.

AEM Classic Digital Wideband AFR Gauge (Sensor Not Included) The Original Wideband Air/Fuel Ratio Gauge (30-4110NS)

SKU: 30-4110NS
$103.27

The AEM Classic Digital Wideband AFR Gauge is the original and most trusted wideband air/fuel ratio gauge on the market. It is designed to accurately measure the air/fuel ratio of any vehicle, providing real-time data to ensure optimal performance. This digital gauge is equipped with a large, easy-to-read display that shows precise readings in either lambda or AFR. However, it is important to note that this gauge does not include a sensor, so it must be purchased separately. With its advanced technology and sleek design, the AEM Classic Digital Wideband AFR Gauge is a must-have for any performance enthusiast looking to monitor and improve their vehicle’s air/fuel ratio.

Bilstein Rear B8 5100 Shock Absorber -Lifted- (24-186636) for 1999-2013 Duramax LB7 / LLY / LMM / LML & 2003-13 Cummins 5.9L / 6.7L

SKU: 24-186636
$164.43

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

AEM Bosch LSU 4.9 Replacement UEGO Sensor (30-2004)

SKU: 30-2004
$140.65

The AEM Bosch LSU 4.9 Replacement UEGO Sensor (30-2004) is a high-quality sensor designed to replace the Bosch LSU 4.9 wideband UEGO sensor for AEM’s Part Number 30-4110. This sensor is essential for accurate air/fuel ratio readings and is a direct replacement for the original sensor. It features a durable design and advanced sensor technology to ensure reliable and precise measurements. With this replacement sensor, users can trust that their AEM air/fuel ratio gauge will continue to provide accurate readings for optimal engine performance.

MBRP 4″ Chambered Muffler 24″ body, 6″ diameter, 30″ overall, AL (M1004A), Armor Lite, Quiet Toned, Universal Fit

SKU: M1004A
$302.63

The 4″ Chambered Muffler (M1004A) from Armor Lite is a high-quality, universal fit muffler that offers a quiet toned sound. Its key features include a chambered design for improved exhaust flow and reduced backpressure, as well as a durable construction for long-lasting performance. The muffler’s universal fit makes it suitable for a wide range of vehicles, while its quiet toned sound provides a more enjoyable driving experience. With its superior design and performance, the Armor Lite 4″ Chambered Muffler is a top choice for those looking to upgrade their vehicle’s exhaust system.

Bilstein Front 4600 Heavy Duty (B6) Shock Absorber (24-029025) for 2001-2007 Duramax LB7 / LLY / LBZ

SKU: 24-029025
$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 deliver consistent, fade-free performance by adapting to road conditions. Tuned for specific vehicle applications, the B6 4600 shocks significantly enhance ride quality, handling, and comfort.