TufShafts are a direct replacement upgrade shafts for any 2001-2010 GM 2500-3500 with a 9.25 inch AAM front axle. They are designed to eliminate the stock passenger side split axle shaft that is prone to breaking under high torque situations, as well as the...

Problem: The original equipment oil cooler adapter relies on a metal gasket on the oil cooler that over time is prone to leaking as the cooler flexes. Fix: The Fleece Performance oil cooler adapter utilizes an integral square cut seal ring on the oil...

Brighten up your driving experience with this simple upgrade inside your fuse box. Simply install the GM All Lights On Module to allow your high-beams, low-beams and fog lamps to simultaneously illuminate the road ahead. Once installed the GM All Lights On Module will...

Only from Fleece, a complete fuel supply upgrade kit for your 2003-2004 Dodge Cummins. The kit includes everything you need to properly route, plumb, pump, and filter fuel for your Cummins engine. Includes a new sending unit and float to get your fuel gauge...

Our Fuel Pressure Regulator (FPR) harness for the 2006-2010 6.6L Duramax is a direct replacement for GM Part Number: 97378671 (MY 2006-2010).?Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you...

Replacement connector with 6 inch pigtail for use in multiple locations on the Duramax, Cummins, Powerstroke, and other GM vehicles. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need...

2019-Present 5th Gen Dodge Ram with Cummins, Fuel Filter Delete. If you have an aftermarket fuel filtration system such as an Air Dog or a FASS, your factory fuel filter is no longer necessary. The factory fuel filter only becomes an extra restriction and...

Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom...

Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom...

Give new life to your engine with a brand new Freedom Series Cummins cylinder head. Each head is manufactured in our state-of-the-art Freedom Racing Engine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, and ready...

Replacement front cover dowels for use on Cummins 5.9L and 6.7L engines. Kit includes 2 dowels. Application Notes: Replaces Cummins part number 3949326 Fits MY 2003-2018 Additional Attributes Country Of Origin: USA Universal: No Vehicle Type: Truck/SUV Sold As: Pair Liter: 5.9 Liter|6.7 Liter...

Replacement cylinder head dowels for use between the engine block and cylinder head. Kit includes 2 dowels. Application Notes: Replaces Cummins part number 3902343. Fits 1989-2023 Cummins 12 valve and 5.9/6.7L 24 valve engines. Additional Attributes Country Of Origin: USA Universal: No Vehicle Type:...

Dress up your Allison Transmission with our Billet PTO Cover Kit. Complete kit includes covers, gaskets, and button head bolts to give your transmission a clean look. Fleece Performance Billet PTO Covers Vehicle Fitments Chevrolet Silverado 2500 HD 2001 to 2016 Chevrolet Silverado 3500...

Fix your leaking transmission lines with these heavy duty, high flow, flexible transmission lines. This kit comes complete with everything needed to get the job done right the first time. Kit Contents: Transmission Lines (6) 7/8"-14 O-ring to -10AN fittings (2) Large OD washers...

Fix your leaking transmission lines with these heavy duty, high flow, flexible transmission lines. This kit comes complete with everything needed to get the job done right the first time. Kit Contents: Transmission Lines (6) 7/8"-14 O-ring to -10AN fittings (2) 3/4"-16 O-ring to...

Fits 2001-2015 Allison Equipped GM Trucks Control your torque converter from the palm of your hand with the AlliLocker™ from Fleece Performance Engineering. The AlliLocker™ is 100% code free* when used on the track and allows you to bypass the TCM to lock/unlock the...

2013-2018 6.7L Cummins A/C Line Reroute Kit- If you are looking to do an aftermarket turbo set up like a 2nd Gen Swap Kit, or Compound Kit then this kit is a must! The factory A/C lines are in the way, this kit allows...

Upgrade your fuel system with this fuel filter delete from Fleece Performance Engineering. If you have an aftermarket fuel filtration system such as an Air Dog or a FASS, your factory fuel filter is no longer necessary. The factory fuel filter only becomes an...

Upgrade your fuel system with this fuel distribution block from Fleece Performance Engineering. If you have an aftermarket fuel filtration system such as an Air Dog® or a FASS® and dual CP3 pumps, this fuel distribution block will allow you to get rid of...

The Fleece Performance TapShifter allows you to shift your 2001-2002 GM Allison Transmission with the touch of a button just like the 2006 and newer trucks. Perfect for towing, drag racing, daily driving and everything in-between, the TapShifter installs in no time and provides...