Skip to content
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay                    
Free Shipping on most orders over $150.00. Buy now, pay later with ShopPay                    

LB7 Duramax Parts

Parts for the LB7 Duramax (2001 to 2004).

Filters

  • Photo - Primary Photo - Primary

    Cognito 01-13 Chevy/GMC Silverado 2500 / Yukon XL 2500 Front Sway Bar End Link Kit for 10/12in Lifts

    Cognito
    $133.70 - $133.70
    $133.70
    $133.70 - $133.70
    $133.70

    These end links are also a little longer than recommended lengths to allow clearance for our Larger Diameter tie rod upgrade. Used as a Heavy-Duty ...

    View full details
    $133.70 - $133.70
    $133.70
    $133.70 - $133.70
    $133.70
  • responsive-image responsive-image

    2.5" Front Leveling Kit W/ Forged Torsion Key - GM Full-Size Truck SUV 2000-2012

    ReadyLift
    $249.95 - $249.95
    $249.95
    $249.95 - $249.95
    $249.95

    Readylift Model 66-3050 QUICK OVERVIEW Premium Forged Torsion Leveling Key Kit. Includes shock extensions. Max Lift 2.5" in. - Max Tire Diameter 33...

    View full details
    $249.95 - $249.95
    $249.95
    $249.95 - $249.95
    $249.95
  • responsive-image responsive-image

    Yukon Steel Cover for Dana 60 Standard Rotation 02-08 GM Rear w/12 Bolt Cover

    Yukon Gear & Axle
    $159.15 - $159.15
    $159.15
    $159.15 - $159.15
    $159.15

    Fits: 6 vehicle models, including 2002 to 2015 Ford F250 Super Duty; 2002 to 2015 Ford F350 Super Duty; 2004 to 2009 Chevrolet Express 2500. See th...

    View full details
    $159.15 - $159.15
    $159.15
    $159.15 - $159.15
    $159.15
  • responsive-image responsive-image

    USA Standard Bearing Kit For 98-13 GM 9.5in

    Yukon Gear & Axle
    $380.89 - $380.89
    $380.89
    $380.89 - $380.89
    $380.89

    USA Standard Gear Bearing Installation Kits are perfect for shops and builders who have shims on the shelf and are looking to save cost over a Mast...

    View full details
    $380.89 - $380.89
    $380.89
    $380.89 - $380.89
    $380.89
  • responsive-image responsive-image

    Kryptonite Stage 1 Leveling Kit For 2001 to 2010 Chevy/GMC 8 lug Trucks

    Kryptonite
    $151.99 - $151.99
    $151.99
    $151.99 - $151.99
    $151.99

    Fits:2001–2010 Chevy/GMC 1500HD / 2500HD / 3500HD2002–2009 Hummer H2 (8 Lug Trucks)2001-2013 Chevy/GMC 2500 SUV Important Fitment Info: Provides u...

    View full details
    $151.99 - $151.99
    $151.99
    $151.99 - $151.99
    $151.99
  • responsive-image responsive-image

    Lund 00-05 GMC Yukon (70in w/Fender Flares) TrailRunner Extruded Multi-Fit Running Boards - Black

    LUND
    $549.99 - $549.99
    $549.99
    $549.99 - $549.99
    $549.99

    LUND® TrailRunner(TM) running boards offer maximum durability, in the most demanding conditions. A wide variety of finishes include - heavy-duty ex...

    View full details
    $549.99 - $549.99
    $549.99
    $549.99 - $549.99
    $549.99
  • responsive-image responsive-image

    Lund 00-05 GMC Yukon (70in w/Fender Flares) TrailRunner Extruded Multi-Fit Running Boards - Brite

    LUND
    $549.99 - $549.99
    $549.99
    $549.99 - $549.99
    $549.99

    LUND® TrailRunner(TM) running boards offer maximum durability, in the most demanding conditions. A wide variety of finishes include - heavy-duty ex...

    View full details
    $549.99 - $549.99
    $549.99
    $549.99 - $549.99
    $549.99
  • responsive-image responsive-image

    Industrial Injection 01-04 Chevrolet Duramax LB7 New CP3 Injection Pump

    Industrial Injection
    $1,137.00 - $1,137.00
    $1,137.00
    $1,137.00 - $1,137.00
    $1,137.00

    Industrial Injection 2001 to 2004 Chevrolet Duramax LB7 New CP3 Injection Pump. Sold and shipped by Powerhouse Diesel, a diesel repair and performa...

    View full details
    $1,137.00 - $1,137.00
    $1,137.00
    $1,137.00 - $1,137.00
    $1,137.00
  • responsive-image responsive-image

    Air Lift Loadlifter 5000 Ultimate Rear Air Spring Kit for 01-10 Chevrolet Silverado 3500

    Air Lift
    $621.99 - $621.99
    $621.99
    $621.99 - $621.99
    $621.99

    LoadLifter 5000 ULTIMATE adjustable air spring kits feature all of the benefits of our heaviest rated air spring with the addition of an internal j...

    View full details
    $621.99 - $621.99
    $621.99
    $621.99 - $621.99
    $621.99
  • responsive-image responsive-image

    Rough Country 78 Series Wheel | Simulated Beadlock | Bronze/Black | 18x9 | 8x6.5 | -12mm

    Rough Country
    $229.95 - $229.95
    $229.95
    $229.95 - $229.95
    $229.95

    Rough Country Model 78181210 Take your off-road rig to the next level with a wheel designed for adventure and built to perform. The Rough Country 7...

    View full details
    $229.95 - $229.95
    $229.95
    $229.95 - $229.95
    $229.95
  • responsive-image responsive-image

    S&B 65 Gallon Replacement Fuel Tank for 2001-2004 GM Duramax 6.6L LB7 Crew Cab Long Bed

    S&B
    $1,449.00 - $1,449.00
    $1,449.00
    $1,449.00 - $1,449.00
    $1,449.00

    S&B Part # - 10-1013-1Extend your travel capability with the S&B 65-gallon replacement fuel tank designed specifically for 2001-2004 GM Dur...

    View full details
    $1,449.00 - $1,449.00
    $1,449.00
    $1,449.00 - $1,449.00
    $1,449.00
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 50 M14 Blue

    Mishimoto
    $394.00
    $394.00 - $394.00
    $394.00
    $357.95
    $357.95 - $357.95
    $357.95

    Mishimoto Part # - BNWS-008-500BLWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $394.00
    $394.00 - $394.00
    $394.00
    $357.95
    $357.95 - $357.95
    $357.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 45 M14 Blue

    Mishimoto
    $350.00
    $350.00 - $350.00
    $350.00
    $317.95
    $317.95 - $317.95
    $317.95

    Mishimoto Part # - BNWS-008-450BLWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $350.00
    $350.00 - $350.00
    $350.00
    $317.95
    $317.95 - $317.95
    $317.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 45 M14 Black

    Mishimoto
    $350.00
    $350.00 - $350.00
    $350.00
    $317.95
    $317.95 - $317.95
    $317.95

    Mishimoto Part # - BNWS-008-450BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $350.00
    $350.00 - $350.00
    $350.00
    $317.95
    $317.95 - $317.95
    $317.95
    Save 9% Save %
  • User 1 Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacer Adapters - 8x165.1 to 8x180 - 50 - Black

    Mishimoto
    $387.00
    $387.00 - $387.00
    $387.00
    $351.95
    $351.95 - $351.95
    $351.95

    Mishimoto Part # - BNWS-011-50BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal wheel...

    View full details
    $387.00
    $387.00 - $387.00
    $387.00
    $351.95
    $351.95 - $351.95
    $351.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 50 M14 Black

    Mishimoto
    $394.00
    $394.00 - $394.00
    $394.00
    $357.95
    $357.95 - $357.95
    $357.95

    Mishimoto Part # - BNWS-008-500BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $394.00
    $394.00 - $394.00
    $394.00
    $357.95
    $357.95 - $357.95
    $357.95
    Save 9% Save %
  • User 1 Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacer Adapters - 8x165.1 to 8x180 - 38.1 - Black

    Mishimoto
    $308.00
    $308.00 - $308.00
    $308.00
    $279.95
    $279.95 - $279.95
    $279.95

    Mishimoto Part # - BNWS-011-381BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $308.00
    $308.00 - $308.00
    $308.00
    $279.95
    $279.95 - $279.95
    $279.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 32 M14 Black

    Mishimoto
    $302.00
    $302.00 - $302.00
    $302.00
    $274.95
    $274.95 - $274.95
    $274.95

    Mishimoto Part # - BNWS-008-320BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $302.00
    $302.00 - $302.00
    $302.00
    $274.95
    $274.95 - $274.95
    $274.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 25 M14 Black

    Mishimoto
    $290.00
    $290.00 - $290.00
    $290.00
    $263.95
    $263.95 - $263.95
    $263.95

    Mishimoto Part # - BNWS-008-250BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $290.00
    $290.00 - $290.00
    $290.00
    $263.95
    $263.95 - $263.95
    $263.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 32 M14 Blue

    Mishimoto
    $302.00
    $302.00 - $302.00
    $302.00
    $274.95
    $274.95 - $274.95
    $274.95

    Mishimoto Part # - BNWS-008-320BLWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $302.00
    $302.00 - $302.00
    $302.00
    $274.95
    $274.95 - $274.95
    $274.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 38.1 M14 Blue

    Mishimoto
    $312.00
    $312.00 - $312.00
    $312.00
    $283.95
    $283.95 - $283.95
    $283.95

    Mishimoto Part # - BNWS-008-381BLWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $312.00
    $312.00 - $312.00
    $312.00
    $283.95
    $283.95 - $283.95
    $283.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 38.1 M14 Blk

    Mishimoto
    $312.00
    $312.00 - $312.00
    $312.00
    $283.95
    $283.95 - $283.95
    $283.95

    Mishimoto Part # - BNWS-008-381BKWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $312.00
    $312.00 - $312.00
    $312.00
    $283.95
    $283.95 - $283.95
    $283.95
    Save 9% Save %
  • Photo - Primary Photo - Primary Save 9% Save %

    Mishimoto Wheel Spacers 8x165.1 116.7 25 M14 Blue

    Mishimoto
    $290.00
    $290.00 - $290.00
    $290.00
    $263.95
    $263.95 - $263.95
    $263.95

    Mishimoto Part # - BNWS-008-250BLWheel spacers are a great way to create brake clearance, add track width, prevent tire rub, and provide ideal whee...

    View full details
    $290.00
    $290.00 - $290.00
    $290.00
    $263.95
    $263.95 - $263.95
    $263.95
    Save 9% Save %

  • New 6.6L Duramax Cylinder Heads (Pair), New Casting Machined In House LB7 to LML

    Powerhouse Diesel
    $1,900.00 - $2,300.00
    $1,900.00
    $1,900.00 - $2,300.00
    $1,900.00

    Brand new Duramax cylinder heads. Price is for the pair. Both heads, ready to bolt on. New castings that have never been installed in an engine or ...

    View full details
    $1,900.00 - $2,300.00
    $1,900.00
    $1,900.00 - $2,300.00
    $1,900.00

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

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.