Availability
On Sale
Trust Fleece Performance to bring you the best OE alternative parts you need! Their replacement rocker arm assemblies are direct-fit replacements for specific Cummins engines that meet or exceed OE specifications. Service your diesel with the help of Fleece Performance.
Not Yet Reviewed
$119.99
$101.99
On Sale
Fleece Performance thermostat housings have an auxiliary port with plug to allow you to customize your coolant routings. Two elbow options are available as direct replacements for specific model years of RAM trucks with 5.9L or 6.7L Cummins, and in specific Fleece coolant bypass kits.
Not Yet Reviewed
$129.99
$110.49
On Sale
Trust Fleece Performance to bring you the best OE alternative parts you need. Their replacement head gaskets will ensure your engine gets the optimal reseal. They feature multi-layer steel (MLS) construction and meet or exceed OE specifications. Choose the one designed for your diesel engine.
Not Yet Reviewed
$119.99
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$159.99
$101.99
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$135.99
On Sale
Fleece Performance turbine shaft speed sensors are the correct replacements for all 6.7L Cummins Holset turbochargers. Keep your diesel running smooth with Fleece speed sensors.
Not Yet Reviewed
$139.99
$118.99
On Sale
Fleece Performance HP fuel line adaptation kits allows you to upgrade to a newer style pump. Each kit includes a new high-pressure fuel line, high-flow feed and return fittings, and feed line and hose clamps. Convert your 5.9L CP3 to a newer 6.7L CP3-style pump with a Fleece Performance exclusive adaptation kit.
Not Yet Reviewed
$119.99
$101.99
On Sale
Fleece Performance fuel heaters ensure optimal fuel flow and combustion in engines, especially in cold climates. They are for use in Fleece's heated fuel filter kits, including PowerFlo lift pumps with a heater provision on the filter base. Fuel heater specifications: * At typical fuel flow rates a temperature increase between 4 to 8 degrees F will occur across the heating element * Temperature switching points: -- ON: 28.4 degrees +/- 5.4 degrees F -- OFF: 48.2 degrees +/- 5.4 degrees F
Not Yet Reviewed
$139.00
$118.15
On Sale
Fleece Performance valve cover conversion harnesses are available to convert your 6-pin injector connector to a 4-pin or vice versa. These harnesses are designed for early or late rocker box styles, plug into the factory harness, are designed to run on backside of engine, and the factory connector goes under the intake shelf. They produced in-house at Fleece with their manufacturing process including fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts needed. Select the harness designed for your truck's rocker box style.
Not Yet Reviewed
$139.99
$118.99
On Sale
Fleece Performance Donaldson fuel filters are direct replacements for Fleece kits and assemblies. They are available individually or in cases of 12. Reduce your ongoing maintenance cost with a lower cost Donaldson filter. Choose the ones designed for your diesel.
Not Yet Reviewed
$279.99
$237.99
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