Cummins Coolant Bypass Kit 2003-2007 Manual Transmission Fleece Performance FLEECE PERFORMANCE set a turbo timer for

set a turbo timer for the proper cool-down period

instead of through the fuel injectors

S&ML5PDOWN

The Industrial Injection Standard Cover S467

Part Number: FPE-FL-LBZLMM-18

Cummins Coolant Bypass Kit 2003-2007 Manual Transmission Fleece Performance FLEECE PERFORMANCE set a turbo timer forIncreased 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