2003-2007 Cummins 5.9L Coolant Bypass Kit Manual Transmission (FPE-CLNTBYPS-CUMMINS-MAN)Increased 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

If you own a diesel truck and you’re looking for complete control over your driving experience

Viscosity typical of 15W-40

Each kit includes 11 exhaust spacers and class 8

OEM Part Number: BC3Z9F479B | CX2432

No additional vehicle upgrades required

and 19210900

2007-2009 Cummins 6

You'll be hard-pressed to find a better inline tuner and digital monitor combo that gives your Cummins this much attitude

more consistent power

Replace your stock injectors with BD's flow-enhanced exchange fuel injectors with new VCO Type 145-degree 5 Hole nozzles and Highest degree of accuracy

dual throat housing replaces the 18cm and 21cm housings on the 1988-1993 Dodge 5

Casted one piece intake with improved airflow and horsepower