Collection: DURAMAX DIESEL PERFORMANCE PARTS
Unlock the Full Potential of Your Duramax with Premium Parts
Maximize your truck’s performance, reliability, and efficiency with our high-performance aftermarket Duramax parts and accessories.Â
Our selection of Duramax diesel performance parts is perfect for truck drivers who regularly demand more—more power, more torque, and more...
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06-07 LBZ Duramax Stock Long Block Industrial Injection
Regular price $9,699.95 USDSale price $9,699.95 USD Regular priceUnit price / per$9,999.95 USDSale -
06-10 LBZ/LMM Duramax Premium Stock Plus Builder Box Industrial Injection
Regular price $8,972.45 USDSale price $8,972.45 USD Regular priceUnit price / per$9,249.95 USDSale -
OE Remanufactured R6 100 Percent Over 6.6L 04.5-05 LLY Duramax Injector 38LPM Industrial Injection
Regular price $543.15 USDSale price $543.15 USD Regular priceUnit price / per$559.95 USDSale -
OE Remanufactured R5 75 Percent Over 6.6L 04.5-05 LLY Duramax Injector 33LPM Industrial Injection
Regular price $514.05 USDSale price $514.05 USD Regular priceUnit price / per$529.95 USDSale -
OE Remanufactured R3 40 Percent Over 6.6L 04.5-05 LLY Duramax Injector 27LPM Industrial Injection
Regular price $514.05 USDSale price $514.05 USD Regular priceUnit price / per$529.95 USDSale -
01-04 LB7 Duramax Premium Stock Plus Cylinder Heads w/ Torque Lock Cups (RH and LH Set) Cali Industrial Injection
Regular price $2,133.95 USDSale price $2,133.95 USD Regular priceUnit price / per$2,199.95 USDSale -
01-04 LB7 Duramax Stock Long Block Industrial Injection
Regular price $9,796.95 USDSale price $9,796.95 USD Regular priceUnit price / per$10,099.95 USDSale -
01-04 LB7 Duramax Premium Stock Plus Cylinder Heads (RH and LH Set) Cali Emissions Industrial Injection
Regular price $1,697.45 USDSale price $1,697.45 USD Regular priceUnit price / per$1,749.95 USDSale -
04.5-05 LLY Duramax Stock Long Block Industrial Injection
Regular price $9,505.95 USDSale price $9,505.95 USD Regular priceUnit price / per$9,799.95 USDSale -
Factory Reman Injector 6.6L Duramax LML 10-11 Industrial Injection
Regular price $587.77 USDSale price $587.77 USD Regular priceUnit price / per$605.95 USDSale -
Factory Reman Injector 6.6L Duramax LML 10-12 0986435409-R6 Industrial Injection
Regular price $645.00 USDSale price $645.00 USD Regular priceUnit price / per$664.95 USDSale -
OE Remanufactured R3 40 Percent Over 6.6L 11-16 LML Duramax Injector 24LPM Industrial Injection
Regular price $475.25 USDSale price $475.25 USD Regular priceUnit price / per$489.95 USDSale -
04.5-05 LLY Duramax New Premium Stock Plus Cylinder Heads (RH and LH Set) Industrial Injection
Regular price $2,327.95 USDSale price $2,327.95 USD Regular priceUnit price / per$2,399.95 USDSale -
Factory Reman Injector 6.6L Duramax LML 10-12 Dragonfly Industrial Injection
Regular price $551.88 USDSale price $551.88 USD Regular priceUnit price / per$568.95 USDSale -
OE Remanufactured R4 50 Percent Over 6.6L 01-04 LB7 Duramax Injector 30LPM Industrial Injection
Regular price $381.16 USDSale price $381.16 USD Regular priceUnit price / per$392.95 USDSale -
OE Remanufactured R4 50 Percent Over 6.6L 04.5-05 LLY Duramax Injector 29LPM Industrial Injection
Regular price $514.05 USDSale price $514.05 USD Regular priceUnit price / per$529.95 USDSale -
OE Remanufactured R2 30 Percent Over 6.6L 04.5-05 LLY Duramax Injector 25LPM Industrial Injection
Regular price $475.25 USDSale price $475.25 USD Regular priceUnit price / per$489.95 USDSale -
New Duramax Alternate Firing Billet Stage 2 Camshaft W/Key Industrial Injection
Regular price $1,760.50 USDSale price $1,760.50 USD Regular priceUnit price / per$1,814.95 USDSale -
OE Remanufactured R6 100 Percent Over 6.6L 11-16 LML Duramax Injector 34LPM Industrial Injection
Regular price $511.14 USDSale price $511.14 USD Regular priceUnit price / per$526.95 USDSale -
New 06-10 LBZ/LMM Duramax Dragon Fire 85 Percent 10mm Stroker CP3 Injection Pump Industrial Injection
Regular price $2,207.67 USDSale price $2,207.67 USD Regular priceUnit price / per$2,275.95 USDSale -
OE Remanufactured R1 20 Percent Over 6.6L 04.5-05 LLY Duramax Injector 23LPM Industrial Injection
Regular price $475.25 USDSale price $475.25 USD Regular priceUnit price / per$489.95 USDSale -
New 06-10 LBZ/LMM Duramax Double Dragon 120 Percent 12mm Stroker CP3 Injection Pump Industrial Injection
Regular price $2,384.21 USDSale price $2,384.21 USD Regular priceUnit price / per$2,457.95 USDSale -
New 04.5-05 LLY Duramax SHO 42 Percent CP3 Injection Pump Industrial Injection
Regular price $1,942.86 USDSale price $1,942.86 USD Regular priceUnit price / per$2,002.95 USDSale -
New 04.5-05 LLY Duramax Dragon Fire 85 Percent 10mm Stroker CP3 Injection Pump Industrial Injection
Regular price $2,207.67 USDSale price $2,207.67 USD Regular priceUnit price / per$2,275.95 USDSale -
OE Remanufactured Dragon Fly 15 Percent Over 6.6L 04.5-05 LLY Duramax Injector 22LPM Industrial Injection
Regular price $475.25 USDSale price $475.25 USD Regular priceUnit price / per$489.95 USDSale -
New 01-04 LB7 Duramax SHO 42 Percent CP3 Industrial Injection
Regular price $1,820.64 USDSale price $1,820.64 USD Regular priceUnit price / per$1,876.95 USDSale -
New 01-04 LB7 Duramax Dragon Fire 85 Percent 10mm Stroker CP3 Industrial Injection
Regular price $2,034.04 USDSale price $2,034.04 USD Regular priceUnit price / per$2,096.95 USDSale -
Factory Reman Injector 6.6L Duramax LML 10-12 0986435409-R4 Industrial Injection
Regular price $587.77 USDSale price $587.77 USD Regular priceUnit price / per$605.95 USDSale
Unlock the Full Potential of Your Duramax with Premium Parts
Maximize your truck’s performance, reliability, and efficiency with our high-performance aftermarket Duramax parts and accessories.Â
Our selection of Duramax diesel performance parts is perfect for truck drivers who regularly demand more—more power, more torque, and more efficiency. Stop letting factory settings hold you back. Upgrade your rig with high-flow exhaust systems that let the engine breathe, advanced tuners to remap your fuel strategy, and reinforced engine components that know how to handle that extra muscle.Â
We know your truck is more than just a vehicle; it's a powerhouse that works as hard as you do. That’s why we source only top-tier Duramax accessories that deliver serious gains you can feel with every press of the pedal. Whether you're hauling heavy loads or just want to dominate the highway, our Duramax diesel performance parts provide the raw strength and reliability you need to keep your beast roaring.Â



























