Fleece Brand

Fleece Brand

Fleece Performance Engineering is a leading manufacturer of aftermarket diesel performance products. With a reputation for innovation, quality, and service, their 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.
Regular price $2,049.00
Sale price $2,049.00
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The Fleece Performance PowerFlo 750 CP3 for the 5.9L Cummins is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modifications. Not only...
Regular price $1,349.00
Sale price $1,349.00
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The Fleece Performance CP3K for the 5.9L Cummins is a modified 6.7L CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you have a stock CP3 pump you are losing...
Regular price $1,999.00
Sale price $1,999.00
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per 
The Fleece Performance PowerFlo 750 CP3 for the 6.7L Cummins is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modifications. Not only...
Regular price $359.00
Sale price $359.00
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Unit price
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PROBLEM: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need to install a draw straw or drill your fuel tank to accommodate a sump.  Each of these has so...
Regular price $359.00
Sale price $359.00
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per 
Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. Thi...
Regular price $359.00
Sale price $359.00
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Unit price
per 
Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. Thi...
Regular price $359.00
Sale price $359.00
Regular price
Unit price
per 
Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. Thi...
Regular price $27.99
Sale price $27.99
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Complete kit to service your Fleece Performance Coolant Bypass - Includes all O-rings, fasteners, and a new thermostat. ** Two thermostats are included to service all production years, you will onl...
Regular price $2,599.99
Sale price $2,599.99
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Introducing our Freedom Series cylinder heads. Each cylinder head is manufactured in our state-of-the-art cylinder head machine shop and guaranteed to meet or exceed factory specifications. All hea...