Duramax: 2001-2004 (LB7)
BD Diesel BD Built Injector StockPlus Standard 5-15HP (1714502) for 2001-2004 Duramax LB7
The BD-Built Duramax LB7 Injector (0986435502) is a remanufactured, high-quality replacement for 2001–2004 Chevy and GMC 2500HD/3500HD trucks with the 6.6L Duramax LB7 engine. Designed to meet or exceed OEM standards, it offers reliable performance, improved fuel atomization, and reduced emissions. Available in Stock and StockPlus versions, it’s ideal for restoring power and fuel economy, making it a trusted choice for both diesel enthusiasts and professionals.
BD Diesel BD Built Injector StockPlus Premium 5-15HP (1724502) for 2001-2004 Duramax LB7
The BD-Built Duramax LB7 Injector (0986435502) is a remanufactured, high-quality replacement for 2001–2004 Chevy and GMC 2500HD/3500HD trucks with the 6.6L Duramax LB7 engine. Designed to meet or exceed OEM standards, it offers reliable performance, improved fuel atomization, and reduced emissions. Available in Stock and StockPlus versions, it’s ideal for restoring power and fuel economy, making it a trusted choice for both diesel enthusiasts and professionals.
Bilstein Rear B8 5160 Shock (25-311846) for 2001-2024 Duramax LB7 / LLY / LBZ / LMM / L5P / LML
The Bilstein B8 5160 remote reservoir shock absorbers are high-performance, direct-fit upgrades for lifted trucks and SUVs. They feature a remote reservoir for better cooling and increased wheel travel, enhancing off-road capability. With a monotube design and velocity-sensitive digressive valving tuned for specific vehicles, these shocks deliver consistent, fade-free performance. They also include a 360-degree swivel banjo hose fitting and a sleek billet reservoir mount for a clean installation. Overall, the B8 5160 shocks boost durability and off-road performance.
Chevy Duramax 01-04 LB7 Reman Injector Set 45 Percent Over 75hp Dynomite Diesel
Chevy Duramax 2001-2004 LB7 6.6L Injector Set: Remanufactured injectors flowing at 45 percent over, capable of 675 RWHP with proper supporting modifications. Biggest injector recommended for stock CP3 pump or turbo.
EFI Live FlashScan 3 (FS3-GM) for 2001-2016 GM Duramax LML/LMM/LBZ/LLY/LB7
FlashScan V3 Scan Only is a scan tool, data logger and calibration reader for selected GM, Dodge Cummins and Cummins HD engine controllers, in either standalone mode (FlashScan V3 to vehicle connection), or in pass through mode (PC/laptop to FlashScan V3 to vehicle connection).
Industrial Injection New XP500 Series Duramax 6.6L CP3 (XP500D)
The Industrial Injection XP500D Duramax 6.6L CP3 Fuel Pump XP500D is designed for high-performance diesel racing applications. It features an 11.2mm shaft, 9mm plungers, an advanced high-flow gear pump, and DLC-coated internals. Additionally, the XP500D requires a 290 GPH lift pump. Industrial Injection requires proof of a racing-only vehicle before shipment.
Industrial Injection Duramax Stage 1 Camshaft w Key CORE CHARGE OF $250 APPLIES (DMXRV)
The Industrial Injection Duramax Stage 1 Camshaft with Key DMXRV is a drop-in performance camshaft designed to help lower EGT. Industrial Injection recommends checking piston-to-valve clearance whenever installing an aftermarket camshaft. A $250 core charge applies to the DMXRV. Return the qualifying core within 90 days to receive full core credit.
Industrial Injection 6.6L Duramax Stage 2 Camshaft CORE CHARGE OF $250 APPLIES (DMXHP)
The Industrial Injection 6.6L Duramax Stage 2 Camshaft DMXHP features .450-inch intake and exhaust lift with .258 intake and .268 exhaust duration. Industrial Injection recommends .080-inch piston valve relief and requires installers to check piston-to-valve clearance. A $250 core charge applies to the DMXHP. Return the qualifying core within 90 days for full core credit.
Industrial Injection XR1 Turbocharger 63.5mm (8973077111-XR1) for 2001-2004 Duramax 6.6L LB7
This XR1 Series LB7 Turbocharger comes with an upgraded Billet Blade Technology 63.5mm compressor wheel as well as a polished compressor housing. The Billet Blade Technology compressor wheel is designed to increase turbo efficiency to help lower EGT’s while adding strength and reliability.
Sinister Diesel “Welded” Water Pump (SDWWP01) for 2001-2005 Duramax LB7 / LLY
The Sinister Diesel SDWWP01 Welded Water Pump SDWWP01 is a heavy-duty cooling upgrade for 2001-2005 Duramax LB7 and LLY trucks featuring TIG welded impeller and pump gear construction for improved reliability.
Sinister Diesel Pre-Filter Sock for Cold Air Intake (SDUPFS0120)
The Sinister Diesel Pre-Filter Sock for Cold Air Intake SDUPFS0120 helps protect your air filter from dirt and debris buildup. It filters contaminants down to 5 microns while maintaining consistent airflow performance. The pre-filter helps extend air filter service life and supports reliable intake airflow. Testing shows no significant airflow restriction during operation. The SDUPFS0120 includes a 2-year warranty.
SINISTER DIESEL TRANSMISSION REAR HOUSING SUPPORT (SDRHSDMAXZF6) FOR 2001-2005 Duramax LB7 LLY using ZF6 transmission
The Sinister Diesel Transmission Rear Housing Support SDRHSDMAXZF6 fits 2001-2005 Duramax LB7 and LLY trucks with ZF6 manual transmissions. It is built from 7/8-inch .120 wall DOM mild steel tubing for added strength and durability. This support helps reduce stress caused by driveline vibration and damaged driveline components. The direct-fit design installs using factory bolts. The SDRHSDMAXZF6 provides dependable drivetrain reinforcement for 4×4 applications.
Sinister Diesel Transmission Rear Housing Support (SDRHSDMAX0107) for 2001-2007 Duramax LB7/LLY/LBZ with Allison transmission
The Sinister Diesel Transmission Rear Housing Support SDRHSDMAX0107 fits 2001-2007 Duramax LB7, LLY, and LBZ trucks with Allison automatic transmissions. It uses heavy-duty DOM mild steel tubing to reinforce the rear transmission housing. This support helps reduce drivetrain stress caused by vibration and damaged driveline components. The direct-fit design installs using factory mounting locations. The SDRHSDMAX0107 includes a 2-year warranty.
Sinister Diesel Radiator Pipe (SDRADTUBEDMAX01) for 2001-2005 Duramax 6.6L LB7 / LLY
The Sinister Diesel Radiator Pipe SDRADTUBEDMAX01 fits 2001-2005 Duramax LB7 and LLY engines. It replaces factory coolant hoses with durable 6061 aluminum construction and four-ply silicone boots. The upgraded design improves cooling system reliability and helps resist cracking over time. Precision mandrel bends provide proper factory-style fitment. The SDRADTUBEDMAX01 also improves engine bay appearance with a Sinister Blue finish.
SINISTER DIESEL HIGH PERFORMANCE MOTOR MOUNTS (SDMMDMAX) FOR DURAMAX 2001-2010 LB7 / LLY / LBZ / LMM
Sinister Diesel High Performance Motor Mounts minimize drivetrain movement for better power transfer, smoother throttle transitions, and improved launches. They also enhance reliability, preventing wear and failure common in OEM mounts.
Sinister Diesel Injector Set (Set of 8) (SDLB7INJK0120) for 2001-2004 Duramax 6.6L LB7
Sinister Diesel remanufactured fuel injectors for the 6.6L Duramax LB7 restore OEM performance in 2001-2004 Chevy/GMC 2500 and 3500HD trucks. These injectors replace worn stock parts, improving fuel delivery, horsepower, and torque at a lower cost than OEM replacements.
Sinister Diesel Injector Package (SDINJPKGLB7) for 2001-2004 Duramax LB7
Sinister Diesel’s Injector Package is designed to strengthen high-performance diesel truck engines by providing a complete set of gaskets and injectors. The package includes ARP head studs, which offer superior clamping force to prevent head gasket failure, and Mahle Motorsport Grade C head gaskets, which ensure a secure seal. The package also contains a full gasket set for all engine components sealing against the cylinder head. Additionally, it includes Sinister Diesel Remanufactured Injectors and matching High-Pressure Fuel Injector Lines, restoring OEM performance at a lower cost than factory replacements.
Sinister Diesel Injector Fuel Return Line Gasket Kit (SDIFRLGKGM01) For 2001-2004 Duramax 6.6L
The Sinister Diesel Injector Fuel Return Line Gasket Kit is designed for 2001-2004 GM Duramax 6.6L engines, providing a durable and reliable seal for the injector fuel return system. It helps prevent leaks, ensures proper fuel circulation, and maintains engine performance. Made from high-quality materials, the kit withstands high temperatures and pressure, making it ideal for maintenance or part replacement.
Sinister Diesel Cat Fuel Filter Adaptor (SDGCATDMAX) for 2001-2016 Duramax 6.6L
The Sinister Diesel Duramax fuel filter and adapter kit upgrades the factory fuel filter on 2001-2016 Chevrolet Silverado and GMC Sierra 2500/3500 HD trucks with a 6.6L Duramax V-8. It includes a Caterpillar 2-micron spin-on fuel filter, improving filtration efficiency, fuel system longevity, and reducing maintenance costs.
Sinister Diesel 5″-6″ AR-15® Exhaust Tip (SDEXHSTAR56) Universal
The Sinister Diesel AR-15 exhaust tip is designed to resemble the quad-rail handguard of an AR-15 rifle. Made of stainless steel with a powder-coated finish, it features a 5-inch inlet and 6-inch outlet for compatibility with diesel truck exhaust systems. Its dual-wall design helps with heat dissipation, and installation is quick and easy with basic tools.
Sinister Diesel 4″-6″ AR-15® Exhaust Tip (SDEXHSTAR46) Universal
The Sinister Diesel AR-15 exhaust tip is designed to resemble the quad-rail handguard of an AR-15 rifle. Made of stainless steel with a powder-coated finish, it features a 4-inch inlet and 6-inch outlet for compatibility with diesel truck exhaust systems. Its dual-wall design helps with heat dissipation, and installation is quick and easy with basic tools.
Sinister Diesel 4″-5″ AR-15® Exhaust Tip (SDEXHSTAR45) Universal
The Sinister Diesel AR-15 exhaust tip is designed to resemble the quad-rail handguard of an AR-15 rifle. Made of stainless steel with a powder-coated finish, it features a 4-inch inlet and 5-inch outlet for compatibility with diesel truck exhaust systems. Its dual-wall design helps with heat dissipation, and installation is quick and easy with basic tools.
Sinister Diesel Dual Wall Exhaust Tip w/angle Cut 5″-8″ Chrome (SDETAC58P) Universal
The Sinister Diesel Dual Wall Exhaust Tip adds a bold look to any vehicle with a 5″ exhaust tailpipe, including Powerstroke, Cummins, and Duramax. Made from corrosion-resistant stainless steel for durability, it expands the exhaust outlet from 5″ to 8″ with a rounded edge. A high-quality chrome finish helps conceal soot, while a riveted Sinister Diesel logo completes the design.
