L5P Duramax Parts

Fleece Performance Model FPE-L5P-INTAKEHORNGain up to 10 additional RWHP with our cast aluminum high flow intake horn for the 2017-2019 L5P 6.6L Du...

Fleece Performance Model FPE-L5P-FFBA-20The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock cart...

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,...

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...

Fleece Performance Model FPE-L5P-VNT63-1723Fleece Performance 17-23 GM 2500/3500 6.6L L5P Duramax 63mm Cheetah Turbocharger

Fleece Performance Model FPE-HAR-L5P-INJ-PT-4PA common failure point on the L5P Duramax, our replacement connector with 4.5 inch pigtail for the fu...

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

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

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

Fleece Performance Model FPE-L5P-FFBA-1719The Fleece Performance L5P fuel filter upgrade kit allows you to seamlessly change over from the stock ca...

Fleece Performance Model FPE-CUMM-IAH-X26.7L Cummins owners: Our add-on cold weather kit for the Fleece Performance intake and grid heater kit prov...

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

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

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

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...

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

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...