Skip to content
Free Shipping on most orders over $150.00    Sale on Select DDP Products Shop Now                    
Free Shipping on most orders over $150.00    Sale on Select DDP Products Shop Now                    

L5P Duramax Engine Parts

  • Fleece Performance 17-22 GM 2500/3500 Duramax Replacement Fuel Injector Connector w/Pigtail (8 Pack)

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $441.00
    $441.00 - $441.00
    Current price $441.00

    Fleece Performance Model FPE-HAR-L5P-INJ-PT-8PA common failure point on the L5P Duramax, our replacement connector with 4.5 inch pigtail for the fu...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $441.00
    $441.00 - $441.00
    Current price $441.00
  • Fleece Performance 17-22 GM 2500/3500 L5P Duramax Sensor Connector w/4.5in Pigtail

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $56.00
    $56.00 - $56.00
    Current price $56.00

    Fleece Performance Model FPE-HAR-MU-PT-1Replacement connector with 4.5 inch pigtail for use in multiple locations on the Duramax, Ram with Cummins,...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $56.00
    $56.00 - $56.00
    Current price $56.00
  • Fleece Performance 17-22 GM 2500/3500 Duramax MAP Sensor Spacer & Boost Reference Port

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $102.00
    $102.00 - $102.00
    Current price $102.00

    Fleece Performance Model FPE-L5P-MAP-SPRAll new Fleece Performance MAP sensor spacer with boost reference port for the L5P Duramax. Problem: Becaus...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $102.00
    $102.00 - $102.00
    Current price $102.00
  • Fleece Performance 17-19 GM Duramax 2500/3500 Heavy Duty Transmission Cooler lines

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $485.00
    $485.00 - $485.00
    Current price $485.00

    Fleece Performance Model FPE-TL-L5P-1719Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our ki...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $485.00
    $485.00 - $485.00
    Current price $485.00
  • Fleece Performance 24-25 GM 2500/3500 Duramax L5P Secondary MAP Sensor Spacer

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $102.00
    $102.00 - $102.00
    Current price $102.00

    Fleece Performance Model FPE-L5P-MAP-SPR-24Fleece Performance 24-25 GM 2500/3500 Duramax L5P Secondary MAP Sensor Spacer All new Fleece Performance...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $102.00
    $102.00 - $102.00
    Current price $102.00
  • Fleece Performance 17-23 GM L5P 2500/3500 Freedom Series Cylinder Head (Passenger Side)

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,762.00
    $1,762.00 - $1,762.00
    Current price $1,762.00

    Fleece Performance Model FPE-61-10014-PFleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Passenger Side) Each cylinder head is ma...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,762.00
    $1,762.00 - $1,762.00
    Current price $1,762.00
  • Fleece Performance 17-23 GM L5P 2500/3500 Freedom Series Cylinder Head (Driver Side)

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,762.00
    $1,762.00 - $1,762.00
    Current price $1,762.00

    Fleece Performance Model FPE-61-10014-DFleece Performance 17-23 GM 2500/3500 Freedom Series Cylinder Head (Driver Side) Each cylinder head is manuf...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,762.00
    $1,762.00 - $1,762.00
    Current price $1,762.00
  • Fleece Performance 01-19 GM 2500/3500 Allison LCT/GM 4T65-E Internal Harness Connector & Seal (7pk)

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $206.00
    $206.00 - $206.00
    Current price $206.00

    Fleece Performance Model FPE-HAR-GM-LCT-SEAL-7PGet rid of oil leaks from the harness connector with our replacement internal wiring harness seal fo...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $206.00
    $206.00 - $206.00
    Current price $206.00
  • Fleece Performance 01-19 GM 2500/3500 34V Duramax Billet Rocker Arm Bridges

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $754.00
    $754.00 - $754.00
    Current price $754.00

    Fleece Performance Model FPE-BRAB-D1Fleece Performance billet rocker arm bridges for the GM Duramax. These bridges offer a massive 2.5-time strengt...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $754.00
    $754.00 - $754.00
    Current price $754.00
  • Fleece Performance 17-19 GM 2500/3500 Duramax LP5 Fan Extension Harness

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $68.00
    $68.00 - $68.00
    Current price $68.00

    Fleece Performance Model FPE-HAR-DMAX-FAN-L5POur replacement fan extension harness for the 2017-2019 L5P Duramax allows you to repair a broken or d...

    View full details
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $68.00
    $68.00 - $68.00
    Current price $68.00

Powerhouse Diesel