LB7 Duramax Parts
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2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F2 Transmission | 900HP Rated
FirepunkOriginal price $8,495.00 - Original price $8,495.00Original price$8,495.00$8,495.00 - $8,495.00Current price $8,495.002001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F2 Transmission Package Features: Great For Mildly Modified Trucks Up To 900HP 2-Year Un...
View full detailsOriginal price $8,495.00 - Original price $8,495.00Original price$8,495.00$8,495.00 - $8,495.00Current price $8,495.00 -
2001-2016 TCS Arizona Allison Billet C2 Hub
FirepunkOriginal price $515.00 - Original price $515.00Original price$515.00$515.00 - $515.00Current price $515.00This billet C2 hub addresses early failures of the Allison transmission C-2 clutch hub in high torque and high horsepower applications. Features: ...
View full detailsOriginal price $515.00 - Original price $515.00Original price$515.00$515.00 - $515.00Current price $515.00 -
2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F1 Transmission | 750HP Rated
FirepunkOriginal price $6,995.00 - Original price $6,995.00Original price$6,995.00$6,995.00 - $6,995.00Current price $6,995.002001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F1 Transmission Package Features: Great For Mildly Modified Trucks Up To 750HP 2-Year Un...
View full detailsOriginal price $6,995.00 - Original price $6,995.00Original price$6,995.00$6,995.00 - $6,995.00Current price $6,995.00 -
2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission | 1000HP Rated
FirepunkOriginal price $9,995.00 - Original price $10,795.00Original price$9,995.00$9,995.00 - $10,795.00Current price $9,995.002001-2005 Firepunk Proven A1000 Allison Transmission Features: Great For Highly Modified Trucks Up To 1000HP 2-Year Unlimited Mileage, 100% Workma...
View full detailsOriginal price $9,995.00 - Original price $10,795.00Original price$9,995.00$9,995.00 - $10,795.00Current price $9,995.00 -
Firepunk 2001-2005 Allison 5 Speed Master Rebuild Kit
FirepunkOriginal price $1,900.00 - Original price $1,900.00Original price$1,900.00$1,900.00 - $1,900.00Current price $1,900.00Our 01-05 Allison master rebuild kit includes all the parts you need to rebuild your owntransmission. These are the main components we use in all o...
View full detailsOriginal price $1,900.00 - Original price $1,900.00Original price$1,900.00$1,900.00 - $1,900.00Current price $1,900.00 -
Industrial Injection 01-16 Chevrolet Duramax 6.6L 130lb Valve Spring Kit
Industrial InjectionOriginal price $900.95Original price $900.95 - Original price $900.95Original price $900.95Current price $873.92$873.92 - $873.92Current price $873.92Industrial Injection 2001 to 2016 Chevrolet Duramax 6.6L 130lb Valve Spring Kit. Sold and shipped by Powerhouse Diesel, a diesel repair and perform...
View full detailsOriginal price $900.95Original price $900.95 - Original price $900.95Original price $900.95Current price $873.92$873.92 - $873.92Current price $873.92Save 3% -
Industrial Injection Chevrolet Duramax LB7 High Pressure Fuel Line
Industrial InjectionOriginal price $99.95Original price $99.95 - Original price $99.95Original price $99.95Current price $96.95$96.95 - $96.95Current price $96.95Industrial Injection Chevrolet Duramax LB7 High Pressure Fuel Line. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in ...
View full detailsOriginal price $99.95Original price $99.95 - Original price $99.95Original price $99.95Current price $96.95$96.95 - $96.95Current price $96.95Save 3% -
Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 4 or 5) - Single
Industrial InjectionOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 4 or 5), Single. Sold and shipped by Powerhouse Diesel, a diesel repair and ...
View full detailsOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Save 3% -
Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 1 or 8) - Single
Industrial InjectionOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 1 or 8), Single. Sold and shipped by Powerhouse Diesel, a diesel repair and ...
View full detailsOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Save 3% -
Industrial Injection 01-04 Chevrolet Duramax RHG6 LB7 Shop Exchange Turbocharger
Industrial InjectionOriginal price $1,243.95Original price $1,243.95 - Original price $1,243.95Original price $1,243.95Current price $1,206.63$1,206.63 - $1,206.63Current price $1,206.63Industrial Injection 2001 to 2004 Chevrolet Duramax RHG6 LB7 Shop Exchange Turbocharger. Sold and shipped by Powerhouse Diesel, a diesel repair and...
View full detailsOriginal price $1,243.95Original price $1,243.95 - Original price $1,243.95Original price $1,243.95Current price $1,206.63$1,206.63 - $1,206.63Current price $1,206.63Save 3% -
Industrial Injection 01-04 Chevrolet Duramax LB7 Premium Stock Plus Cyl. Heads w/Torque Lock Cups
Industrial InjectionOriginal price $2,199.95Original price $2,199.95 - Original price $2,199.95Original price $2,199.95Current price $2,133.95$2,133.95 - $2,133.95Current price $2,133.95Industrial Injection 2001 to 2004 Chevrolet Duramax LB7 Premium Stock Plus Cyl. Heads with Torque Lock Cups. Sold and shipped by Powerhouse Diesel,...
View full detailsOriginal price $2,199.95Original price $2,199.95 - Original price $2,199.95Original price $2,199.95Current price $2,133.95$2,133.95 - $2,133.95Current price $2,133.95Save 3% -
Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 3 or 6) - Single
Industrial InjectionOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 3 or 6), Single. Sold and shipped by Powerhouse Diesel, a diesel repair and ...
View full detailsOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Save 3% -
Industrial Injection 01-04 Chevrolet Duramax LB7 New Premium Stock Plus Cylinder Heads
Industrial InjectionOriginal price $2,499.95Original price $2,499.95 - Original price $2,499.95Original price $2,499.95Current price $2,424.95$2,424.95 - $2,424.95Current price $2,424.95Industrial Injection 2001 to 2004 Chevrolet Duramax LB7 New Premium Stock Plus Cylinder Heads. Sold and shipped by Powerhouse Diesel, a diesel repa...
View full detailsOriginal price $2,499.95Original price $2,499.95 - Original price $2,499.95Original price $2,499.95Current price $2,424.95$2,424.95 - $2,424.95Current price $2,424.95Save 3% -
Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 2 or 7) - Single
Industrial InjectionOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Industrial Injection Chevrolet Duramax LB7 Fuel Line (Cylinder Numbers 2 or 7), Single. Sold and shipped by Powerhouse Diesel, a diesel repair and ...
View full detailsOriginal price $48.95Original price $48.95 - Original price $48.95Original price $48.95Current price $47.48$47.48 - $47.48Current price $47.48Save 3% -
Industrial Injection 01-04 Chevy Duramax LB7 New Premium Stock Plus Cyl Heads w/Torque Lock Cups
Industrial InjectionOriginal price $3,149.95Original price $3,149.95 - Original price $3,149.95Original price $3,149.95Current price $3,055.45$3,055.45 - $3,055.45Current price $3,055.45Industrial Injection 2001 to 2004 Chevy Duramax LB7 New Premium Stock Plus Cyl Heads with Torque Lock Cups. Sold and shipped by Powerhouse Diesel, ...
View full detailsOriginal price $3,149.95Original price $3,149.95 - Original price $3,149.95Original price $3,149.95Current price $3,055.45$3,055.45 - $3,055.45Current price $3,055.45Save 3% -
Industrial Injection 01-04 Chevrolet Duramax LB7 6.6L Valve Cover & Injector Seal Kit
Industrial InjectionOriginal price $98.95Original price $98.95 - Original price $98.95Original price $98.95Current price $95.98$95.98 - $95.98Current price $95.98Industrial Injection 2001 to 2004 Chevrolet Duramax LB7 6.6L Valve Cover & Injector Seal Kit. Sold and shipped by Powerhouse Diesel, a diesel r...
View full detailsOriginal price $98.95Original price $98.95 - Original price $98.95Original price $98.95Current price $95.98$95.98 - $95.98Current price $95.98Save 3% -
Industrial Injection 01-04 Chevrolet Duramax LB7 Ported & Polished Cylinder Heads
Industrial InjectionOriginal price $4,595.95Original price $4,595.95 - Original price $4,595.95Original price $4,595.95Current price $4,458.07$4,458.07 - $4,458.07Current price $4,458.07Fits: 2001 to 2004 Chevrolet Silverado 2500 HD; 2001 to 2004 GMC Sierra 2500 HD. Questions on fitment? Call our shop at 865 640 2097 and talk to a ...
View full detailsOriginal price $4,595.95Original price $4,595.95 - Original price $4,595.95Original price $4,595.95Current price $4,458.07$4,458.07 - $4,458.07Current price $4,458.07Save 3% -
Industrial Injection 01-04 Chevrolet Duramax 6.6L LB7 Stock Bosch Reman Injectors & Line Package
Industrial InjectionOriginal price $2,891.95Original price $2,891.95 - Original price $2,891.95Original price $2,891.95Current price $2,805.19$2,805.19 - $2,805.19Current price $2,805.19Industrial Injection 2001 to 2004 Chevrolet Duramax 6.6L LB7 Stock Bosch Reman Injectors & Line Package. Sold and shipped by Powerhouse Diesel,...
View full detailsOriginal price $2,891.95Original price $2,891.95 - Original price $2,891.95Original price $2,891.95Current price $2,805.19$2,805.19 - $2,805.19Current price $2,805.19Save 3% -
Industrial Injection 01-04 Chevrolet Duramax LB7 (RHG6) XR Series 61mm Turbo Upgrade
Industrial InjectionOriginal price $1,537.95Original price $1,537.95 - Original price $1,537.95Original price $1,537.95Current price $1,491.81$1,491.81 - $1,491.81Current price $1,491.81Industrial Injection 2001 to 2004 Chevrolet Duramax LB7 (RHG6) XR Series 61mm Turbo Upgrade. Sold and shipped by Powerhouse Diesel, a diesel repair...
View full detailsOriginal price $1,537.95Original price $1,537.95 - Original price $1,537.95Original price $1,537.95Current price $1,491.81$1,491.81 - $1,491.81Current price $1,491.81Save 3% -
Powerhouse Diesel 01-16 GM 6.6L Duramax Short Block
Powerhouse DieselOriginal price $8,550.00 - Original price $8,550.00Original price$8,550.00$8,550.00 - $8,550.00Current price $8,550.00We own the machines that build this engine. Every operation happens under our roof. No outsourced machine shop, no third party assembler, no waitin...
View full detailsOriginal price $8,550.00 - Original price $8,550.00Original price$8,550.00$8,550.00 - $8,550.00Current price $8,550.00 -
Kryptonite Stage 3 Leveling Kit with Eibach Shocks for 2001 to 2010 Chevy/GMC HD Trucks
KryptoniteOriginal price $1,278.69 - Original price $1,278.69Original price$1,278.69$1,278.69 - $1,278.69Current price $1,278.69Kryptonite Part #- KR10STAGE3EIB Fits: 2001-2007 Chevy Silverado / GMC Sierra 1500HD 2001-2010 Chevy Silverado / GMC Sierra 2500HD 2001-2010 Chev...
View full detailsOriginal price $1,278.69 - Original price $1,278.69Original price$1,278.69$1,278.69 - $1,278.69Current price $1,278.69 -
Yukon Gear 02-22 GM Truck/SUV/Van Power Steering Gear Box
Yukon Gear & AxleOriginal price $466.37 - Original price $466.37Original price$466.37$466.37 - $466.37Current price $466.37Yukon Gear 2002 to 2022 GM Truck/SUV/Van Power Steering Gear Box. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Kn...
View full detailsOriginal price $466.37 - Original price $466.37Original price$466.37$466.37 - $466.37Current price $466.37 -
Yukon Gear 01-07 Chevrolet/GMC Pickup/SUV w/33 Spline Output Power Steering Gear Box
Yukon Gear & AxleOriginal price $389.31 - Original price $389.31Original price$389.31$389.31 - $389.31Current price $389.31Yukon Gear 2001 to 2007 Chevrolet/GMC Pickup/SUV with 33 Spline Output Power Steering Gear Box. Sold and shipped by Powerhouse Diesel, a diesel rep...
View full detailsOriginal price $389.31 - Original price $389.31Original price$389.31$389.31 - $389.31Current price $389.31 -
Fleece Performance GM Automatic Transmission 20-Pin Pigtail
Fleece PerformanceOriginal price $0.00 - Original price $0.00Original price $0.00$99.99$99.99 - $99.99Current price $99.99Fleece Performance Model FPE-HAR-GM-AT-20-PTFleece Performance GM Automatic Transmission 20-Pin Pigtail Our replacement GM Automatic Transmission 2...
View full detailsOriginal price $0.00 - Original price $0.00Original price $0.00$99.99$99.99 - $99.99Current price $99.99
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.