Fleece for 03-07 Dodge 5.9L Cummins Coolant Bypass Kit (03-05 Auto Trans)
$403.92
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. Why do I need a Fleece Coolant Bypass?.
