Collection: 2004.5 - 2007 5.9 Cummins Cooling System

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Replacement Thermostat Housing with Auxiliary Port RAM with 5.9L and 6.7L Cummins Fleece Performance
Regular price $129.99 USDRegular priceUnit price / per$136.49 USDSale price $129.99 USDSale -
Fleece Performance 94-18 Dodge 2500/3500 Cummins Coolant Bypass Service Kit
Regular price $27.99 USDRegular priceUnit price / per$29.39 USDSale price $27.99 USDSale -
Fleece Performance Cummins Coolant Bypass Kit 06-07 Auto Trans with Stainless Steel Braided Line
Regular price $359.00 USDRegular priceUnit price / per$376.95 USDSale price $359.00 USDSale -
Fleece Performance Cummins Coolant Bypass Kit 2003-2005 Auto Trans
Regular price $359.00 USDRegular priceUnit price / per$376.95 USDSale price $359.00 USDSale -
Fleece Performance Cummins Coolant Bypass Kit 03-07 Manual Transmission w/ Stainless Steel Braided Line
Regular price $359.00 USDRegular priceUnit price / per$376.95 USDSale price $359.00 USDSale -
Fleece Performance Cummins Coolant Bypass Kit 03-05 Auto Trans with Stainless Steel Braided Line
Regular price $359.00 USDRegular priceUnit price / per$376.95 USDSale price $359.00 USDSale -
Fleece Performance 2003-2012 Cummins Cooling Fan Pigtail
Regular price $59.99 USDRegular priceUnit price / per$62.99 USDSale price $59.99 USDSale