Fleece Performance Engineering

Fleece Performance Engineering is a leading manufacturer of aftermarket diesel peformance products. With a reputation for innovation, quality, and service, Fleece's products push the limits of diesel performance technology. Products such as the Cheetah line of turbochargers and PowerFlo Lift Pumps have established Fleece Performance as an industry innovator.

Fleece Performance Engineering

With a passion for innovation, Fleece Performance Engineering supplies top-quality components to the diesel aftermarket. Fleece began its journey in North Salem, IN by brothers Brayden and Chase Fleece, with the goal of improving the performance of their trucks. Since then, they have continued to grow as a company and expand their offerings to the public. With products such as the Cheetah Turbo, Allison TapShifter, AlliLocker, and more, it's no surprise to see Fleece Diesel Products on all the high-performance diesels today.

Engine

Fleece offers a wide array of engine parts from oil cap covers to complete cylinder heads. The selection of Sensors & Electrical components Fleece provides will allow you to fix an existing harness with one of the many harness pigtails. They also offer the All Lights On Module that will brighten up your driving experience at night as it allows you have the high-beams, low-beams, and fog lamp all on at once. Fleece offers Cylinder Heads for 12V and 24V Dodge Ram 5.9L & 6.7L diesel applications as well as a full range of Duramax heads. The Dodge Ram diesel cylinder heads come in the Freedom Street Series, Freedom Street-HD Series, and Freedom Performance versions. The Duramax Freedom Series Cylinder heads come in driver and passenger sides and include new valves, valve guides, springs, and valve seals.

Fuel System

From the engine to the fuel tank, Fleece has the Fuel System components you need. With a wide selection of Fuel System Plumbing components, you’ll find the fuel filter delete or CP3 conversion kit you need for your applications. Fleece offers single and complete Fuel injector Line Sets that will replace the clogged or corroded lines in your truck. The Fleece Performance lift pump, the PowerFlo In-Tank Lift Pump, features two OEM quality gerotor pumps to increase flow and reliability over the factory pump. The PowerFlo Dual Pump design can support up to 800 HP. With a multitude of CP3 Pumps & Upgrades to choose from Fleece will make sure your engine has the fuel it needs. From high-flow feed lines to the PowerFlo 1000 CP3 Injection Pump to support up to 1,000+ RWHP, Fleece offers the fueling you need for your build.

Turbo

Fleece manufactures a whole host of turbochargers, turbo sensors, and oil feed & drain lines you need for your truck. The Fleece Performance Cheetah Turbo drops into the factory location and offers signficantly upgraded airflow. Cheetah Turbos also help lower EGTs while offering factory or quicker spool-up times. Fleece’s high-quality oil drain and feed lines are made of reinforced silicone hose or Teflon hoses with -AN fittings used where applicable. A wide array of fittings for custom routing are available as well as install stall kits that include gaskets & studs.

Fleece Performance Engineering provides components for almost all mechanical aspects of your truck. Whether you are searching for transmission components, fluids & filters, or intake systems, Fleece has what you need. Shop Fleece Performance at XDP for your Ford Powerstroke, Chevrolet/GMC Duramax, or Dodge Ram diesel.

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