Fleece Performance Brand

410 products
Fleece Performance Engineering is a leading manufacturer of aftermarket diesel performance products. With a reputation for innovation, quality, and service, our products push the limits of diesel performance technology. Products such as the Cheetah line of Turbochargers, the TapShifter, and the TurboBrake have established Fleece Performance as an industry innovator.
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Fleece | 2003-2012 Dodge Ram 2500 / 3500 Cummins Fan Drive Pulley (Black Finish) Fleece | 2003-2012 Dodge Ram 2500 / 3500 Cummins Fan Drive Pulley (Black Finish)
$91.19
$91.19
Billet aluminum fan drive pulley in black anodized finish.
Fleece | 2003-2018 Dodge Ram 2500 / 3500 Cummins Upper Fan Pulley Idler (Bare Aluminum Finish) Fleece | 2003-2018 Dodge Ram 2500 / 3500 Cummins Upper Fan Pulley Idler (Bare Aluminum Finish)
$85.49
$85.49
Billet aluminum upper fan idler pulley in bare aluminum finish. Complete with bearing. Our pulley must be used with a factory bolt and spacer. Some aftermarket pulleys will switch to a different le...
Fleece | 1989-1998 Dodge Ram 2500 / 3500 5.9L Cummins Mechanical Fuel Pump Block Off Plate Fleece | 1989-1998 Dodge Ram 2500 / 3500 5.9L Cummins Mechanical Fuel Pump Block Off Plate
$34.99
$34.99
Have you upgraded from your factory mechanical lift pump to an electric pump? This block off will eliminate the void left by your stock pump. Complete with bolts, cover, and o-ring.
Fleece | 1994-1998 Dodge Ram 12V 5.9L Cummins Coolant Bypass Kit With Stainless Steel Braided Line
$359.00
$359.00
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...
Fleece | 2003-2005 Dodge Ram 5.9L Cummins Auto Trans Coolant Bypass Kit - Stainless Steel Braided Line
$359.00
$359.00
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...
Fleece | 2001-2004 GM 6.6L LB7 Duramax Injection Lines (Complete Set Of 8) Fleece | 2001-2004 GM 6.6L LB7 Duramax Injection Lines (Complete Set Of 8)
$379.05
$379.05
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to ...