Replacement connector with 4.5 inch pigtail for use in multiple locations on the Duramax, Ram with Cummins, and other GM vehicles. Produced in-hous...

Our universal 45 degree turbo drain nipple with integrated O-ring seal is designed to fit 7/8 Inch ID Hose. Made from billet aluminum and anodized ...

Anodized billet aluminum adapter fitting with retaining bolt. Adapter Fitting -10AN Male to 1.325 inch O-ring bore.

Universal preformed 5/8 inch hose with 90 degree ends and T-fitting (1 inch ID on the T). Create clean routings and installations with this prefor...

Our Fleece Performance adapter harness allows the early (2007.5-2012) Dodge 6.7L to run the updated turbo actuator that is used on 2013 and up VGT ...

Fleece Performance stainless steel turbo stud kit for S-300 and S-400 turbos. Our studs are produced in the USA from aged 630 stainless steel and f...

Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your ...

Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your ...

Dress up your engine bay with our billet aluminum oil cap for the Chevy Duramax! Includes o-ring and cam-lock and is a direct replacement for your ...

Increase fuel flow on your 6.7L Cummins with our 1/2 inch high flow big line kit. This kit eliminates the restrictive factory line from the fuel fi...

Cummins Mechanical Fuel Pump Block Off Plate. Have you upgraded from your factory mechanical lift pump to an electric pump? This block off will eli...

Our Fleece Pre-filters are specially designed to extend the service interval of your air filter when used in heavy dust conditions. Made from a dur...

Our Fleece Pre-filters are specially designed to extend the service interval of your air filter when used in heavy dust conditions. Made from a dur...

10 inch High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)

11 inch High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

5 inch 45 Degree Hood Stack Cover

5 inch Straight Cut Hood Stack Cover

6 inch 45 Degree Hood Stack Cover

6 inch Straight Cut Hood Stack Cover

7 inch 45 Degree Hood Stack Cover

7 inch High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)

7 inch Straight Cut Hood Stack Cover

8 inch High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)

9 inch High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)

Black Anodized, 6061 T6 Aluminum Roll bar clamp for 1.5 inch roll bar and 1/2 inch routing hole

Replace your plastic OEM fuel cap with this stylish billet black anodized fuel cap. It comes with a double o-ring seal to ensure a tight fit and ke...

Dress up your Cummins with this billet aluminum oil cap cover. It's available in four anodized colors and laser etched with the Fleece Performance ...

Dress up your Cummins with this Blue billet aluminum oil cap cover. It is anodized black and laser etched with the Fleece Performance "F". It is a ...

Dress up your Cummins with this Orange billet aluminum oil cap cover. It is anodized black and laser etched with the Fleece Performance "F". It is ...

Dress up your Cummins with this Red billet aluminum oil cap cover. It is anodized black and laser etched with the Fleece Performance "F". It is a g...

Cummins Dual Pump Idler Pulley, Spacer, and Bolt (For use with FPE-34022 and FPE34610-PC). Fits: 2003-2018 Dodge Cummins

The Fleece Performance Duramax Turbo Thermostat Delete Plug is designed to eliminate the stock coolant feed line when installing a non-water cooled...

Replace your plastic OEM fuel cap with this stylish billet green anodized fuel cap. It comes with a double o-ring seal to ensure a tight fit and ke...

The Fleece Performance Intake Air Heater Delete is a simple way to remove the air intake heater on your 2001-2004 GM 6.6L Duramax. Complete with a ...

Want to get rid of that big ugly resonator under the hood of your LML? This billet aluminum plate, anodized in black with Fleece engraved across th...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

We couldn't even leave a stack cover alone, we had to upgrade that too! Fleece Performance stack covers are made from heavy duty vinyl and come com...

Replacement adapter harness for use on the 2002 Dodge Cummins MAP Sensor. Produced in-house, our manufacturing process includes fully automated wir...

Replacement connectors with 6 inch pigtail for use on the Cummins engine, this kit includes BOTH sides of the connector with flying leads to allow ...

Replacement connectors with 6 inch pigtail for use on the Cummins engine, this kit includes BOTH sides of the connector with flying leads to allow ...

All new Fleece Performance MAP sensor spacer with boost reference port for the L5P Duramax. Problem: Because of the direct placement of the MAP sen...

LLY Duramax High Pressure Injection Line (Number 1 and Number 8). Replacement high pressure fuel lines from Fleece Performance. These are a direct ...