LB7 Duramax Parts
Parts for the LB7 Duramax (2001 to 2004).
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D Ring Shackles Cast 5/8 Inch Pin Pair Black Rough Country
Rough CountryOriginal price $24.95 - Original price $24.95Original price$24.95$24.95 - $24.95Current price $24.95| /D-Rings with Durability. When your ride needs extra towing power, trust your safety to Rough Country's sturdy and durable flat black D-rings. Wheth...
View full detailsOriginal price $24.95 - Original price $24.95Original price$24.95$24.95 - $24.95Current price $24.95| / -
Kinetic Recovery Rope 1 Inch x 30 Feet 30,000lb Capacity Rough Country
Rough CountryOriginal price $129.95 - Original price $129.95Original price$129.95$129.95 - $129.95Current price $129.95| /Superior Recovery Solution. If you're an off-roading enthusiast, then you know the importance of having a recovery rope on hand. Rough Country's Re...
View full detailsOriginal price $129.95 - Original price $129.95Original price$129.95$129.95 - $129.95Current price $129.95| / -
Aluminum Winch Shackle/Thimble Rough Country
Rough CountryOriginal price $59.95 - Original price $59.95Original price$59.95$59.95 - $59.95Current price $59.95| /Upgrade your recovery system with a safer, stronger winch point with Rough Country's Aluminum Winch Shackle. Made from high-quality T-6 billet alum...
View full detailsOriginal price $59.95 - Original price $59.95Original price$59.95$59.95 - $59.95Current price $59.95| / -
Winch Control Box Pro Series Replacement Rough Country
Rough CountryOriginal price $99.95 - Original price $99.95Original price$99.95$99.95 - $99.95Current price $99.95| /Direct Replacement Part. Get back to winching with Rough Country's Replacement Winch Control Box. This assembly allows you to restore the full func...
View full detailsOriginal price $99.95 - Original price $99.95Original price$99.95$99.95 - $99.95Current price $99.95| / -
Cooler/Fridge Tray Slide Out Rough Country
Rough CountryOriginal price $239.95 - Original price $239.95Original price$239.95$239.95 - $239.95Current price $239.95| /Grab your drinks with ease! Looking for a convenient way to bring your Rough Country Portable Electric Cooler with you on all your outdoor adventur...
View full detailsOriginal price $239.95 - Original price $239.95Original price$239.95$239.95 - $239.95Current price $239.95| / -
Rapid Tire Deflator w/Carrying Case Rough Country
Rough CountryOriginal price $24.95 - Original price $24.95Original price$24.95$24.95 - $24.95Current price $24.95| /Prep your tires for any off-road situation quickly with Rough Country's Tire Deflator. Air down right before you hit the trail to increase tire tra...
View full detailsOriginal price $24.95 - Original price $24.95Original price$24.95$24.95 - $24.95Current price $24.95| / -
9/16-inch Square U-bolts (3.0 x 13) Rough Country
Rough CountryOriginal price $39.95 - Original price $39.95Original price$39.95$39.95 - $39.95Current price $39.95| /Replace your worn out U-bolts with Rough Country's durable U-Bolt kits! Our steel U-Bolt kits are offered in a variety of sizes and styles to suit ...
View full detailsOriginal price $39.95 - Original price $39.95Original price$39.95$39.95 - $39.95Current price $39.95| / -
9/16-inch Round U-bolts (3.625 x 12) Rough Country
Rough CountryOriginal price $39.95 - Original price $39.95Original price$39.95$39.95 - $39.95Current price $39.95| /Replace your worn out U-bolts with Rough Country's durable U-Bolt kits! Our steel U-Bolt kits are offered in a variety of sizes and styles to suit ...
View full detailsOriginal price $39.95 - Original price $39.95Original price$39.95$39.95 - $39.95Current price $39.95| / -
Universal LED RGB/White Dome Light Rough Country
Rough CountryOriginal price $29.95 - Original price $29.95Original price$29.95$29.95 - $29.95Current price $29.95| /Light up the cabin of your cab with Rough Country's Universal LED Dome Light Kit! This easy-to-install LED Dome Light is both practical and enjoyab...
View full detailsOriginal price $29.95 - Original price $29.95Original price$29.95$29.95 - $29.95Current price $29.95| / -
Black Series LED 20 Inch Light Slim Line Rough Country
Rough CountryOriginal price $109.95 - Original price $109.95Original price$109.95$109.95 - $109.95Current price $109.95| /The sun never sets on a vehicle equipped with Rough Country's sleek 20-inch Slimline Cree LED Light Bar. With a powerful 7,200-lumen 100-watt outpu...
View full detailsOriginal price $109.95 - Original price $109.95Original price$109.95$109.95 - $109.95Current price $109.95| / -
V2 Shock Shaft Protector Rough Country
Rough CountryOriginal price $19.95 - Original price $19.95Original price$19.95$19.95 - $19.95Current price $19.95| /Added Protection and Durable Construction. Protect your Rough Country V2 Monotube shocks with Rough Country's V2 Shock Shaft Protectors. This innov...
View full detailsOriginal price $19.95 - Original price $19.95Original price$19.95$19.95 - $19.95Current price $19.95| / -
Air Spring Cradle Kit
Rough CountryOriginal price $39.95 - Original price $39.95Original price$39.95$39.95 - $39.95Current price $39.95| /A Dependable Solution. So, you've added an airbag system to improve the ride quality and load carrying capacity, but you don't want to lose your su...
View full detailsOriginal price $39.95 - Original price $39.95Original price$39.95$39.95 - $39.95Current price $39.95| / -
Overland Collapsible Fire Pit Carry Bag Rough Country
Rough CountryOriginal price $29.95 - Original price $29.95Original price$29.95$29.95 - $29.95Current price $29.95| /Portability and readiness are two major components of ensuring that you are prepared for your camping adventures. We've designed a carry bag for yo...
View full detailsOriginal price $29.95 - Original price $29.95Original price$29.95$29.95 - $29.95Current price $29.95| / -
M1 Monotube Front Shocks 0-4 Inch Chevy/GMC 2500HD (01-10) Rough Country
Rough CountryOriginal price $179.95 - Original price $179.95Original price$179.95$179.95 - $179.95Current price $179.95| /Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged M1 Monotube Shock Absorber leads the way, delivering...
View full detailsOriginal price $179.95 - Original price $179.95Original price$179.95$179.95 - $179.95Current price $179.95| / -
M1 Monotube Front Shocks 5.5-7 Inch Chevy/GMC 2500HD (01-10) Rough Country
Rough CountryOriginal price $179.95 - Original price $179.95Original price$179.95$179.95 - $179.95Current price $179.95| /Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged M1 Monotube Shock Absorber leads the way, delivering...
View full detailsOriginal price $179.95 - Original price $179.95Original price$179.95$179.95 - $179.95Current price $179.95| / -
M1 Monotube Rear Shocks | 0-3.5" | Chevy/GMC 2500HD/3500HD (01-26)
Rough CountryOriginal price $179.95 - Original price $179.95Original price$179.95$179.95 - $179.95Current price $179.95| /Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged M1 Monotube Shock Absorber leads the way, delivering...
View full detailsOriginal price $179.95 - Original price $179.95Original price$179.95$179.95 - $179.95Current price $179.95| / -
Upper Control Arms 01-10 Silverado/Sierra 2500HD 4WD Rough Country
Rough CountryOriginal price $319.95 - Original price $329.95Original price$319.95$319.95 - $329.95Current price $319.95| /Durable One-Piece Design. Take your truck to the next level with Rough Country’s most durable Upper Control Arm to date! Rough Country’s Forged...
View full detailsOriginal price $319.95 - Original price $329.95Original price$319.95$319.95 - $329.95Current price $319.95| / -
DDP Duramax 01-10 Brand New 12MM Stroker CP3
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$2,612.50$2,612.50 - $2,612.50Current price $2,612.50| /DDP Model DDPNCP3-33212Duramax 01-10: Brand New 12mm STROKER CP3 pump sold with no core charge. This pump is capable of supporting over 1,000 RWHP ...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$2,612.50$2,612.50 - $2,612.50Current price $2,612.50| / -
DDP Duramax 01-04 LB7 Reman Injector Set - SAC Nozzle 100% Over
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$3,800.00$3,800.00 - $3,800.00Current price $3,800.00| /DDP Model DDPLB7-200Duramax 01-04 LB7 Injector Set: Remanufactured injector set. SAC Nozzles flowing at 100 percent over with injector body modific...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$3,800.00$3,800.00 - $3,800.00Current price $3,800.00| / -
DDP Duramax 01-04 LB7 Reman Injector Set - SAC Nozzle 150% Over
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$3,990.00$3,990.00 - $3,990.00Current price $3,990.00| /DDP Model DDPLB7-300Duramax 01-04 LB7 Injector Set: Remanufactured injector set. SAC Nozzles at 150 percent over with injector body modifications f...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$3,990.00$3,990.00 - $3,990.00Current price $3,990.00| / -
DDP Duramax 01-04 LB7 Reman Stock CP3
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$888.25$888.25 - $888.25Current price $888.25| /DDP Model DDPCP3-303Duramax 01-04 LB7: Replacement remanufactured Stock CP3 injection pump. Details: Liter: 6.6 Engine: LB7 Duramax Years: 2001-20...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$888.25$888.25 - $888.25Current price $888.25| / -
DDP Duramax 01-04 LB7 Reman Injector Set - Economy Series
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$3,135.00$3,135.00 - $3,135.00Current price $3,135.00| /DDP Model DDPLB7-ECODuramax 01-04 LB7 Injector Set: Remanufactured injector set, Economy Series with a very mild 10-20 RWHP increase and full injec...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$3,135.00$3,135.00 - $3,135.00Current price $3,135.00| / -
DDP Duramax 01-04 LB7 Reman Injector Set - 75 (45% Over)
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$3,420.00$3,420.00 - $3,420.00Current price $3,420.00| /DDP Model DDPLB7-75Duramax 01-04 LB7 Injector Set: Remanufactured injectors flowing at 45 percent over, capable of 725 RWHP with proper supporting ...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$3,420.00$3,420.00 - $3,420.00Current price $3,420.00| / -
DDP Duramax 01-04 LB7 Reman Injector Set - 50 (25% Over)
DDPOriginal price $0.00 - Original price $0.00Original price $0.00$3,230.00$3,230.00 - $3,230.00Current price $3,230.00| /DDP Model DDPLB7-50Duramax 01-04 LB7 Injector Set: Remanufactured injector set at 25 percent over, approximately 50 RWHP over stock. Injector set i...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$3,230.00$3,230.00 - $3,230.00Current price $3,230.00| /
The LB7 is the original 6.6L Duramax, built by GM and Isuzu for 2001 to 2004 Chevy Silverado HD and GMC Sierra HD trucks. It has a cast iron block, aluminum heads, a Bosch CP3 pump and no DPF or EGR, which makes it a favorite for high mileage reliability and tuning.
Shop LB7 Duramax Parts by Category
- Engine Parts
- Fuel System
- Fuel Injectors
- Intakes and Cooling
- Turbos and Exhaust
- Tuning
- Transmissions
- Suspension and Driveline
- Fluids
- Performance Packages
Not sure what fits? Send us your VIN or call 865.640.2097 and we will match the right part.
LB7 Duramax FAQ
What is the LB7 known for?
A strong bottom end and no emissions equipment, which makes it popular for tuning and long term reliability.
What are common LB7 problems?
Injector failure is the most common issue, often from fuel contamination. Keeping fuel filtration in good shape helps prevent it.