Cummins Coolant Bypass Kit 03-07 Manual Transmission w/ Stainless Steel Braided Line Fleece Performance CHEVROLET/GMC " A durable satin black powder

A durable satin black powder coat finish resists corrosion and the elements

Compatible with stock filter and able to reuse stock factory gasket

5-1/2" conical Pro 5R performance air filter for maximum flow

evenly spaced pleat design which allows for more usable filter surface area

Cummins Coolant Bypass Kit 03-07 Manual Transmission w/ Stainless Steel Braided Line Fleece Performance CHEVROLET/GMC " A durable satin black powderIncreased 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. This can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure. Our coolant bypass kit adds a secondary