Cummins Coolant Bypass Kit 003-05 Auto Trans with Stainless Steel Braided Line Late It comes with a Fleece

It comes with a Fleece Performance 63mm FMW compressor wheel and 66mm high flow turbine wheel

is at it again with a much-improved second generation kit

Aftermarket Capable:

(2) Sealing Washers

Made In The USA

Cummins Coolant Bypass Kit 003-05 Auto Trans with Stainless Steel Braided Line Late It comes with a FleeceIncreased 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