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- Fleece Performance 12v coolant bypass kit
Fleece Performance 12v coolant bypass kit
By Fleece PerformancePart #: -CLNTBYPS-CUMMINS-12V
This product is no longer offered.
Have questions? Call us at 866-205-5299
Description
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 sy
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