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LLY Duramax Engine Parts

  • XDP Direct Replacement High Output 220 Amp Alternator XD224

    XDP
    Original price $ 5,459.00 - Original price $ 5,459.00
    Original price
    $ 5,459.00
    $ 5,459.00 - $ 5,459.00
    Current price $ 5,459.00

    XDP Model XD224Don't just replace the failing alternator in your 2001-2007 GM 6.6L Duramax, upgrade it with the XDP Direct Replacement High Output ...

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    Original price $ 5,459.00 - Original price $ 5,459.00
    Original price
    $ 5,459.00
    $ 5,459.00 - $ 5,459.00
    Current price $ 5,459.00
  • Fleece Performance 01-04 GM Duramax LB7 Freedom Cylinder Head w/Cupless Injector Bore (Driver Side)

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 21,820.00
    $ 21,820.00 - $ 21,820.00
    Current price $ 21,820.00

    Fleece Performance Model FPE-61-10001-D-CLFreedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and m...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 21,820.00
    $ 21,820.00 - $ 21,820.00
    Current price $ 21,820.00
  • Fleece Performance 01-04 GM Duramax LB7 Freedom Cylinder Head w/Cupless Injector Bore (Pssgr Side)

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 21,820.00
    $ 21,820.00 - $ 21,820.00
    Current price $ 21,820.00

    Fleece Performance Model FPE-61-10001-P-CLFreedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and m...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 21,820.00
    $ 21,820.00 - $ 21,820.00
    Current price $ 21,820.00
  • Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Outer Injector Connector Pigtail

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 546.00
    $ 546.00 - $ 546.00
    Current price $ 546.00

    Fleece Performance Model FPE-HAR-DMAX-LB7-INJ-PTReplacement connector with 6 inch pigtail for use on the 6.6L Duramax engine and other vehicle appl...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 546.00
    $ 546.00 - $ 546.00
    Current price $ 546.00
  • Fleece Performance 06-10 GM 2500/3500 Duramax Replacement Transmission Line (LBZ/LMM) - Short Line

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,456.00
    $ 1,456.00 - $ 1,456.00
    Current price $ 1,456.00

    Fleece Performance Model FPE-TL-LBZ-LMM-SHORT-SERFleece Performance 06-10 GM 2500/3500 Duramax Replacement Transmission Line (LBZ/LMM) - Short Line...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,456.00
    $ 1,456.00 - $ 1,456.00
    Current price $ 1,456.00
  • Fleece Performance 01-04 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtails

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,456.00
    $ 1,456.00 - $ 1,456.00
    Current price $ 1,456.00

    Fleece Performance Model FPE-HAR-GM-NSBU-0104Fleece Performance 01-04 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtails Replacement NSBU ...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,456.00
    $ 1,456.00 - $ 1,456.00
    Current price $ 1,456.00
  • Yukon Gear Dana M300/Dana S135 Carrier Bearing Kit - 2.953in ID/ 4.370in OD

    Yukon Gear & Axle
    Original price $ 2,801.00 - Original price $ 2,801.00
    Original price
    $ 2,801.00
    $ 2,801.00 - $ 2,801.00
    Current price $ 2,801.00

    Yukon Gear & Axle Model CK FF001Yukon Carrier Installation Kits are a convenient and low-cost solution for carrier changes in cases where one i...

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    Original price $ 2,801.00 - Original price $ 2,801.00
    Original price
    $ 2,801.00
    $ 2,801.00 - $ 2,801.00
    Current price $ 2,801.00
  • Yukon Gear 20-26 Chevrolet Silverado 2500 HD Axle Differential Bearing and Seal Kit

    Yukon Gear & Axle
    Original price $ 10,208.00 - Original price $ 10,208.00
    Original price
    $ 10,208.00
    $ 10,208.00 - $ 10,208.00
    Current price $ 10,208.00

    Yukon Gear & Axle Model YK GM9.25IFS-CYukon Gear & Axle Master Overhaul Kit for 2020+ General Motors 9.25" IFS, Includes Side Bearings and ...

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    Original price $ 10,208.00 - Original price $ 10,208.00
    Original price
    $ 10,208.00
    $ 10,208.00 - $ 10,208.00
    Current price $ 10,208.00
  • Banks Power Pedal Monster Kit Molex MX64 6 Way With iDash Data Pro

    Banks Power
    Original price $ 15,267.00
    Original price $ 15,267.00 - Original price $ 15,267.00
    Original price $ 15,267.00
    Current price $ 13,740.00
    $ 13,740.00 - $ 13,740.00
    Current price $ 13,740.00

    Banks Power Model 64313-PMonster-Ram Intake and Killer Grid Heater Upgrade (Chassis Cab) for 2007.5-2012 Ram 3500-5500 6.7L Cummins Chassis-Cab Only

    Original price $ 15,267.00
    Original price $ 15,267.00 - Original price $ 15,267.00
    Original price $ 15,267.00
    Current price $ 13,740.00
    $ 13,740.00 - $ 13,740.00
    Current price $ 13,740.00
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  • AMP Research 01-06 GMC Sierra 1500 HD Powerstep Wiring Harness w/ Connector

    AMP Research
    Original price $ 728.00 - Original price $ 728.00
    Original price
    $ 728.00
    $ 728.00 - $ 728.00
    Current price $ 728.00

    Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric-powered ...

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    Original price $ 728.00 - Original price $ 728.00
    Original price
    $ 728.00
    $ 728.00 - $ 728.00
    Current price $ 728.00
  • Banks Power Pedal Monster Kit Molex MX64 6 Way With iDash Pro

    Banks Power
    Original price $ 14,438.00
    Original price $ 14,438.00 - Original price $ 14,438.00
    Original price $ 14,438.00
    Current price $ 12,994.00
    $ 12,994.00 - $ 12,994.00
    Current price $ 12,994.00

    Banks Power Model 64312-PTotal Throttle Control. Unlike conventional cable throttles, where your pedal is directly attached to the engine's butterf...

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    Original price $ 14,438.00
    Original price $ 14,438.00 - Original price $ 14,438.00
    Original price $ 14,438.00
    Current price $ 12,994.00
    $ 12,994.00 - $ 12,994.00
    Current price $ 12,994.00
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  • ARP Chevy/GM 6.6L Duramax Diesel Rod Bolt Kit

    ARP
    Original price $ 5,043.00 - Original price $ 5,043.00
    Original price
    $ 5,043.00
    $ 5,043.00 - $ 5,043.00
    Current price $ 5,043.00

    ARP Model 230-6301ARP Chevy/GM 6.6L Duramax Diesel Rod Bolt KitThis Part Fits: Year Make Model Submodel 2006-2012 Chevrolet Express 2500 Base ...

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    Original price $ 5,043.00 - Original price $ 5,043.00
    Original price
    $ 5,043.00
    $ 5,043.00 - $ 5,043.00
    Current price $ 5,043.00
  • ARP 01-10 6.6L GM Duramax CA625+ Diesel Head Stud Kit

    ARP
    Original price $ 39,972.00 - Original price $ 39,972.00
    Original price
    $ 39,972.00
    $ 39,972.00 - $ 39,972.00
    Current price $ 39,972.00

    ARP Model 230-4202ARP 01-10 6.6L GM Duramax CA625+ Diesel Head Stud KitThis Part Fits: Year Make Model Submodel 2006-2013 Chevrolet Express 2500...

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    Original price $ 39,972.00 - Original price $ 39,972.00
    Original price
    $ 39,972.00
    $ 39,972.00 - $ 39,972.00
    Current price $ 39,972.00
  • ARP 01-06 6.6L GM Duramax Diesel Flywheel Bolt Kit

    ARP
    Original price $ 1,743.00 - Original price $ 1,743.00
    Original price
    $ 1,743.00
    $ 1,743.00 - $ 1,743.00
    Current price $ 1,743.00

    ARP Model 230-2801ARP 01-06 6.6L GM Duramax Diesel Flywheel Bolt KitThis Part Fits: Year Make Model Submodel 2006-2012 Chevrolet Express 2500 Ba...

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    Original price $ 1,743.00 - Original price $ 1,743.00
    Original price
    $ 1,743.00
    $ 1,743.00 - $ 1,743.00
    Current price $ 1,743.00
  • ARP 01-10 6.6L GM Duramax Diesel Flexplate Bolt Kit

    ARP
    Original price $ 1,784.00 - Original price $ 1,784.00
    Original price
    $ 1,784.00
    $ 1,784.00 - $ 1,784.00
    Current price $ 1,784.00

    ARP Model 230-2901ARP 01-10 6.6L GM Duramax Diesel Flexplate Bolt KitThis Part Fits: Year Make Model Submodel 2006-2012 Chevrolet Express 2500 B...

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    Original price $ 1,784.00 - Original price $ 1,784.00
    Original price
    $ 1,784.00
    $ 1,784.00 - $ 1,784.00
    Current price $ 1,784.00
  • ARP 01-10 6.6L GM Duramax Diesel Head Stud Kit

    ARP
    Original price $ 14,817.00 - Original price $ 14,817.00
    Original price
    $ 14,817.00
    $ 14,817.00 - $ 14,817.00
    Current price $ 14,817.00

    ARP Model 230-4201ARP 01-10 6.6L GM Duramax Diesel Head Stud KitThis Part Fits: Year Make Model Submodel 2006-2013 Chevrolet Express 2500 Base ...

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    Original price $ 14,817.00 - Original price $ 14,817.00
    Original price
    $ 14,817.00
    $ 14,817.00 - $ 14,817.00
    Current price $ 14,817.00
  • ARP 05 & Earlier Chevy Duramax Diesel LB7/LLY Main Stud Kit

    ARP
    Original price $ 5,592.00 - Original price $ 5,592.00
    Original price
    $ 5,592.00
    $ 5,592.00 - $ 5,592.00
    Current price $ 5,592.00

    ARP Model 230-5401ARP 05 & Earlier Chevy Duramax Diesel LB7/LLY Main Stud Kit

    Original price $ 5,592.00 - Original price $ 5,592.00
    Original price
    $ 5,592.00
    $ 5,592.00 - $ 5,592.00
    Current price $ 5,592.00
  • Performance Balancer Series - Diesel Performance Harmonic Balancer 01-05 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance

    XDP
    Original price $ 12,283.00 - Original price $ 12,283.00
    Original price
    $ 12,283.00
    $ 12,283.00 - $ 12,283.00
    Current price $ 12,283.00

    Upgrade your high-performance GM 6.6L Duramax LML/LGH with XDP Performance Balancer Series - Diesel Performance Harmonic Balancer XD722. High-perfo...

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    Original price $ 12,283.00 - Original price $ 12,283.00
    Original price
    $ 12,283.00
    $ 12,283.00 - $ 12,283.00
    Current price $ 12,283.00
  • Premium Balancer Series - Stock Replacement Harmonic Balancer 01-05 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance

    XDP
    Original price $ 8,462.00 - Original price $ 8,462.00
    Original price
    $ 8,462.00
    $ 8,462.00 - $ 8,462.00
    Current price $ 8,462.00

    The XDP Premium Balancer Series - Stock Replacement Harmonic Balancer XD709 is an ideal replacement for the worn harmonic balancer on your GM 6.6L ...

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    Original price $ 8,462.00 - Original price $ 8,462.00
    Original price
    $ 8,462.00
    $ 8,462.00 - $ 8,462.00
    Current price $ 8,462.00
  • Fleece Performance 04.5-05 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtail

    Fleece Performance
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,274.00
    $ 1,274.00 - $ 1,274.00
    Current price $ 1,274.00

    Fleece Performance Model FPE-HAR-GM-NSBU-0405Fleece Performance 04.5-05 GM 2500/3500 Duramax (w/Allison Transmission) NSBU Pigtail Replacement NSBU...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 1,274.00
    $ 1,274.00 - $ 1,274.00
    Current price $ 1,274.00
  • XDP Flex Plate Bolt Kit XD656

    XDP
    Original price $ 1,364.00 - Original price $ 1,364.00
    Original price
    $ 1,364.00
    $ 1,364.00 - $ 1,364.00
    Current price $ 1,364.00

    XDP Model XD656 XDP Flex Plate Bolt Kit XD656

    Original price $ 1,364.00 - Original price $ 1,364.00
    Original price
    $ 1,364.00
    $ 1,364.00 - $ 1,364.00
    Current price $ 1,364.00
  • Wehrli 01-10 GM Lower Splash Shield Kit

    Wehrli
    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 5,278.00
    $ 5,278.00 - $ 5,278.00
    Current price $ 5,278.00

    Wehrli Model WCF100463 The WCFab Splash Shield Kit for 2001-2010 Chevrolet Silverado 2500/3500 HD and GMC Sierra/Denali 2500/3500 HD trucks replace...

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    Original price $ 0.00 - Original price $ 0.00
    Original price $ 0.00
    $ 5,278.00
    $ 5,278.00 - $ 5,278.00
    Current price $ 5,278.00
  • GM Race Camshaft For 01-16 Duramax Alternate Firing Billet Stage 1 With Key Industrial Injection

    Industrial Injection
    Original price $ 33,029.00
    Original price $ 33,029.00 - Original price $ 33,029.00
    Original price $ 33,029.00
    Current price $ 32,038.00
    $ 32,038.00 - $ 32,038.00
    Current price $ 32,038.00

    Industrial Injection Model: PDM-DMXAFS1Duramax Alternate Firing Billet Race Camshaft w/ Key Features: 1000+hp Capable Alternate Firing Order (rel...

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    Original price $ 33,029.00
    Original price $ 33,029.00 - Original price $ 33,029.00
    Original price $ 33,029.00
    Current price $ 32,038.00
    $ 32,038.00 - $ 32,038.00
    Current price $ 32,038.00
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  • Acdelco Speed Sensor 19300584 For 2001–2007 Classic Chevy/GMC 2500HD/3500HD Trucks

    Kryptonite
    Original price $ 1,038.00 - Original price $ 1,038.00
    Original price
    $ 1,038.00
    $ 1,038.00 - $ 1,038.00
    Current price $ 1,038.00

    Fits; 2001-2007 Classic Body 2500HD 3500HD Truck DESRIPTION Replacement ABS Wheel Speed sensor for front wheel hub assembly on 2001-2007 model...

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    Original price $ 1,038.00 - Original price $ 1,038.00
    Original price
    $ 1,038.00
    $ 1,038.00 - $ 1,038.00
    Current price $ 1,038.00

Powerhouse Diesel