Duramax: 2004.5-2005 (LLY)
BD Diesel Xtruded Double-Stacked Auxiliary Trans Cooler Kit 1/2 In Tube (1030606-DS-12) for 1994-2016 Cummins 5.9L / 6.7L & 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML
The BD Diesel Xtruded Double-Stacked Auxiliary Trans Cooler Kit (1030606-DS-12) is a heavy-duty transmission cooling upgrade for 1994–2016 Cummins and 2001–2016 Duramax diesel engines. Made from durable aluminum with 1/2-inch tubing, its double-stacked, extruded design enhances heat dissipation and airflow, lowering transmission temperatures—especially during towing or hauling. Ideal for diesel truck owners seeking better performance and transmission durability in demanding conditions.
MBRP 4″ XP Series Muffler Resonator (M91031) 24″ Body 30″ Overall, T409
The 4″ High Flow Muffler (M91031) from Armor Plus is a universal muffler designed to improve the performance of your vehicle. Its key features include a high flow design for increased exhaust flow, a durable construction for long-lasting use, and a universal fit for easy installation on most vehicles. The benefits of this muffler include improved engine performance, reduced backpressure, and a deeper, more aggressive exhaust sound. Its unique selling points are its high flow design and universal fit, making it a versatile and effective upgrade for any vehicle.
Bilstein Front 4600 Heavy Duty (B6) (24-060813) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM
The Bilstein B6 4600 shock absorbers are direct-fit upgrades for stock-height light trucks and SUVs, offering improved ride quality, handling, and comfort. They feature a monotube design and a velocity-sensitive, digressive piston that adapts to road conditions. Each shock is specifically tuned for optimal performance in its intended application.
aFe Magnum Force Stage 2 Pro 5R Air Intake Systems (54-10612)
The aFe Magnum Force Stage 2 Pro 5R Air Intake System (54-10612) is a high-performance air intake system designed to maximize airflow and increase horsepower in your vehicle. This system features a 5-layer progressive oiled air filter that provides maximum filtration and improved airflow, resulting in better engine performance and fuel efficiency. The unique design of the intake tube and heat shield helps to reduce air intake temperatures, providing cooler, denser air to the engine for improved combustion. The aFe Magnum Force Stage 2 Pro 5R Air Intake System is a great investment for those looking to enhance their vehicle’s performance and overall driving experience.
BD Diesel Flexplate (1041260) for 2001-2019 Duramax LB7 / LLY / LBZ / LMM / LML / L5P
The BD Diesel Flexplate (1041260) is a heavy-duty, high-performance replacement for 2001–2019 GM Duramax diesel engines. Built from forged billet steel and SFI 29.3-approved, it handles up to 1,500 lb-ft of torque, making it ideal for high-horsepower setups and heavy towing. Designed for durability, it resists cracking and warping, is precision-balanced for smooth power transfer, and features a corrosion-resistant coating. It’s a reliable upgrade for both performance enthusiasts and hardworking diesel owners.
Bilstein Rear 4600 Heavy Duty (B6) Shock Absorber (24-029056) for 2001-2006 Duramax LB7/ LLY / LBZ
The Bilstein B6 4600 shock absorbers are direct-fit upgrades for stock-height light trucks and SUVs, offering improved ride quality, handling, and comfort. They feature a monotube design and a velocity-sensitive, digressive piston that adapts to road conditions. Each shock is specifically tuned for its application to ensure optimal performance.
AEM Water Temp Sensor Kit,30-2012, 1/8 in. NPT
The AEM Water Temp Sensor Kit,30-2012, 1/8 in. NPT is a high-quality and reliable product designed to accurately measure the temperature of your vehicle’s coolant system. This kit includes a 1/8 inch NPT sensor, which is a common size used in many vehicles. It also comes with a connector and wiring harness for easy installation. With this sensor kit, you can monitor the temperature of your engine and ensure that it stays within a safe operating range. This is especially important for high-performance vehicles or those used in extreme conditions. The AEM Water Temp Sensor Kit is a must-have for any car enthusiast looking to keep their engine running at its best.
BD Diesel STEERING UPGRADE KIT (1032160) for 2001-2007 Duramax LB7 / LLY / LBZ
The BD Diesel Steering Upgrade Kit (1032160) is a durable aftermarket solution for 2001–2007 GM Duramax trucks with LB7, LLY, or LBZ engines. Designed to address common steering issues like excessive play and wear, it features heavy-duty components—such as upgraded tie rods—that outperform stock parts. Ideal for lifted trucks, larger tires, towing, or off-road use, the kit improves steering response, stability, and reliability under high-stress conditions.
Air Lift Electric Air Compressor (16192)
The Air Lift Electric Air Compressor (16192) is a powerful and versatile tool that is perfect for inflating tires, sports equipment, and other inflatable items. With its compact design and easy-to-use features, this air compressor is ideal for both home and professional use. It has a maximum pressure of 120 PSI and can be powered using any standard 120-volt outlet. The built-in pressure gauge allows for precise inflation and the included adapters make it compatible with a variety of valves. Whether you need to fill up your car tires or your child’s basketball, the Air Lift Electric Air Compressor is a reliable and efficient choice that will make your inflating tasks a breeze.
AEM Digital Oil Fuel Pressure Gauge 0-100 PSI, 30-4401, AEM Digital Oil Fuel Pressure Gauge 0-100 PSI
AEM Digital Oil Fuel Pressure Gauge 0-100 PSI, 30-4401 is a high-quality gauge that provides accurate readings of oil and fuel pressure. It is designed to be used in a variety of vehicles, including cars, trucks, and motorcycles. The gauge has a digital display that makes it easy to read and its compact size allows it to be mounted in a convenient location. Its 0-100 PSI range makes it suitable for a wide range of applications, and its durable construction ensures it can withstand the rigors of daily use. Whether you are a professional mechanic or a car enthusiast, the AEM Digital Oil Fuel Pressure Gauge is a must-have tool for monitoring and maintaining the health of your vehicle’s engine. With its precise readings and reliable performance, this gauge is sure to become an essential part of your automotive toolkit.
AEM X-Series Wideband UEGO AFR Sensor Controller Gauge, 30-0300, X-Digital Technology
The AEM X-Series Wideband UEGO AFR Sensor Controller Gauge, 30-0300, utilizes advanced X-Digital technology to provide accurate and real-time monitoring of your vehicle’s air/fuel ratio. This gauge is an essential tool for tuning and optimizing engine performance, allowing you to make precise adjustments to achieve the ideal air/fuel mixture. The X-Series gauge features a large, easy-to-read digital display and a sleek design that will complement any interior. It also has a built-in data logging capability, allowing you to track and analyze your engine’s performance over time. With its advanced technology and user-friendly interface, the AEM X-Series Wideband UEGO AFR Sensor Controller Gauge is a must-have for any serious performance enthusiast.
BD Diesel Turbo Adapter Manifold Flange (1044106) for T4-T3 Adapter Flange – All Diesel Truck Apps
The BD Diesel Turbo Adapter Manifold Flange (1044106) is a durable, high-performance adapter that enables the installation of a T4 turbocharger onto a T3 exhaust manifold. Designed for reliability and minimal exhaust leakage, it allows for turbo upgrades without replacing the entire manifold, making it ideal for diesel performance enthusiasts and custom setups.
BD Diesel EXHAUST BRAKE (1024311) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM
The BD Diesel Exhaust Brake (1024311) is a durable, high-performance braking system for 2001–2010 GM Duramax diesel trucks with LB7, LLY, LBZ, or LMM engines. It uses backpressure to slow the engine, reducing wear on service brakes and enhancing control, especially when towing or driving downhill. Built with a cast-iron housing and pneumatic actuator, it offers reliable operation and improved vehicle handling during deceleration.
AEM Air Temp Sensor Kit, 30-2010, 3/8 in. NPT
The AEM Air Temp Sensor Kit, 30-2010, 3/8 in. NPT is a must-have for any serious car enthusiast or racer. This high-quality sensor kit allows you to accurately measure the temperature of the air entering your engine, providing essential data for tuning and performance optimization. Its 3/8 in. NPT size makes it easy to install and compatible with most aftermarket intake systems. With its durable construction and precise readings, this AEM sensor kit is a valuable tool for achieving maximum power and efficiency from your vehicle. Don’t settle for guesswork when it comes to your engine’s air temperature – trust the AEM Air Temp Sensor Kit to give you the precise information you need.
Bilstein Front B8 5100 Lifted Shock Absorber (24-185400) for 2001-2006 Duramax LB7 / LLY / LBZ
Bilstein B8 5100 shock absorbers are direct-fit upgrades for lifted trucks and SUVs, designed to improve ride quality, handling, and comfort. They feature a monotube design and a velocity-sensitive, digressive piston that adapts to changing road conditions. Each shock is specifically tuned for its vehicle application to ensure optimal performance and fade-free operation.
S&B Filter Wrap (WF-1023) for KF-1035, KF-1035D, KF-1068 or KF-1068D
The S&B Filter Wrap (WF-1023) is a high-quality accessory designed to fit the KF-1035, KF-1035D, KF-1068 or KF-1068D air filters from S&B Filters. This filter wrap is a must-have for anyone looking to protect their air filter and extend its lifespan.
Air Lift Performance AS Spherical Bearing Mounts For Both Style Bags (34477)
The Air Lift Performance AS Spherical Bearing Mounts (34477) are a game-changing addition to the world of aftermarket air suspension. These mounts are designed to fit both style bags, providing a versatile and customizable solution for any air suspension setup. The spherical bearings allow for smooth and precise movement, eliminating any potential binding or stress on the bags. This not only improves the overall performance and handling of the vehicle, but also increases the lifespan of the air suspension components. With these mounts, drivers can have peace of mind knowing that their air suspension system is functioning at its best. Whether for track use or daily driving, the Air Lift Performance AS Spherical Bearing Mounts are an essential upgrade for any air suspension enthusiast.
Bilstein Front B8 5100 Lifted (24-185950) for 2001-2006 Duramax LB7 / LLY / LBZ
The Bilstein B8 5100 shock absorbers are designed for lifted trucks and SUVs, offering a direct fit and improved ride quality, handling, and comfort. They feature a monotube design for consistent, fade-free performance and a velocity-sensitive, digressive piston that adapts to road conditions. Each shock is specifically tuned for its application to ensure optimal performance.
MBRP 4″ Installer Series Muffler (M20681) 30″ Overall, Aluminized Steel, Universal Replaces all 30″ Mufflers
The 4″ High Flow Muffler (M20681) from Armor Lite is a universal fit muffler designed to improve the performance of your vehicle. Its high flow design allows for better exhaust flow, resulting in increased horsepower and torque. The muffler is also constructed with durable materials, making it long-lasting and resistant to corrosion. Its compact size makes it easy to install on any vehicle, and its sleek design adds a stylish touch. With its high flow capabilities and durable construction, the 4″ High Flow Muffler (M20681) is a must-have for any vehicle owner looking to enhance their vehicle’s performance.
BD Diesel END LINKS – Pair (1032126) for 2001-2019 Duramax LB7 / LLY / LBZ / LLMM / LML / L5P
The BD Diesel END LINKS (1032126) are heavy-duty suspension upgrades for 2001–2019 Chevy/GMC Duramax trucks (LB7–L5P models). Designed to replace weak OEM parts, they enhance stability, handling, and ride quality—especially on lifted or modified trucks. Built for durability, they perform well under towing, off-road, and daily driving conditions, making them ideal for improved suspension performance and reliability.
Bilstein Rear B8 5100 Lifted (24-191203) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM & 1994-2010 Cummins 5.9L / 6.7L
The Bilstein B8 5100 shock absorbers are direct-fit upgrades for lifted trucks and SUVs, featuring a monotube design for consistent, fade-free performance. They use a velocity-sensitive, digressive piston that adapts to changing road conditions and are specifically tuned for each vehicle application to ensure optimal performance. These shocks notably enhance ride quality, handling, and comfort.
S&B Cold Air Intake Dry Extendable (75-5102D) for 2004-2005 Duramax LLY 6.6L
The S&B Cold Air Intake Dry Extendable (75-5102D) is a high-quality aftermarket air intake system designed specifically for 2004-2005 Duramax LLY 6.6L engines. This innovative cold air intake is engineered to increase both horsepower and torque, while also improving overall engine performance.
BD Diesel Deep Sump Trans Pan (1061650) for 2001-2018 Duramax LB7 / LLY / LBZ / LMM / LML / L5P w/Allison 1000
The BD Diesel Deep Sump Transmission Pan (1061650) is a high-performance upgrade for 2001–2018 GM Duramax trucks with Allison 1000 transmissions (LB7–L5P). Made from durable cast aluminum, it increases fluid capacity for better cooling and durability under heavy use. Its finned design aids heat dissipation, and a magnetic drain plug captures metal debris. The pan includes a port for a temperature sensor, enhancing monitoring. Ideal for improving reliability and efficiency in demanding conditions.
