Fleece Performance 03-07 Dodge 5.9L / 04.5-12 6.7L Cummins Coolant Bypass Kit (03-07 Manual Trans)

Fleece Performance 03-07 Dodge 5.9L / 04.5-12 6.7L Cummins Coolant Bypass Kit (03-07 Manual Trans)

Take your Cummins engine to the next level with the Fleece Performance Coolant Bypass Kit. Designed to address the inadequate cooling system, this kit ensures consistent temperatures across all six cylinders, preventing excessive pressure buildup and potential engine failure.

Our kit features a secondary thermostat that works based on temperature, not excessive pressure, and includes high-quality AN o-ring fittings and AN hose connections with braided hose for a leak-free installation.

• Improves cooling system performance for increased horsepower
• Prevents excessive pressure buildup and potential engine failure
• Ensures consistent temperatures across all six cylinders
• Secondary thermostat works based on temperature, not excessive pressure
• High-quality AN o-ring fittings and AN hose connections with braided hose