Fleece Performance

Repair your Cummins engine harness to ECM connector on CM2350 and CM2450 engines with our complete repair kit. Manufactured in house using fully automated cutting and terminal crimping for the...

Repair your Cummins engine harness to ECM connector on CM2350 and CM2450 engines with our complete repair kit. Manufactured in house using fully automated cutting and terminal crimping for the...

Donaldson Twist and Drain Valve w/ Water in Fuel Sensor for use on MY 2013-2024 RAM trucks with Fleece Performance under bed filter kits as well as our 2003-2018 under hood filter kits. Application...

Upgrade or replace your existing rubber hose on the heater return to our high temperature silicone hose. Kit includes the return hose and hose clamps. Looking to upgrade both your heater feed and...

Tired of over-priced fuel filter service costs and questionable filter options? Our direct replacement under bed fuel filter base for the 2013-2024 Ram with 6.7L Cummins allows you to convert to a...

Eliminate the troublesome and leaky quick-connect heater core lines on your 2013-2024 RAM with the latest OEM+ solution from Fleece Performance! Our stainless steel fitting and silicone hose kit for...

Replacement fuel rail pressure sensor pigtail for the 2013-2024 6.7L Cummins. Includes heat-sealable butt-style connectors. Produced in-house, our manufacturing process includes fully automated wire...

Fleece Performance 13in High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)Warranty

Needing to replace your factory lift pump or looking to upgrade your 3.0L Eco Diesel? The PowerFlo lift pump is the latest drop-in lift pump from the diesel experts at Fleece Performance! Features...

SureFlo performance sending units are designed to work with aftermarket lift pumps and fit directly into your stock sending unit location. It features factory style quick disconnects to adapt your...

Fleece Performance 14in High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)Warranty

Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LML truck! With...