Cummins Coolant Bypass Kit 06-07 Auto Trans with Stainless Steel Braided Line Duramax SKU: 67CAIRD

SKU: 67CAIRD

pressure checked

They displace 250cc of fuel and we pair these with 75%-100% nozzles

Our exclusive pump-to-pump line also makes for a cleaner installation that requires no removing and remote mounting of the fuel rail pressure sensor

and removes larger fuel particulates

Cummins Coolant Bypass Kit 06-07 Auto Trans with Stainless Steel Braided Line Duramax SKU: 67CAIRDIncreased 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