Fleece Performance FPE-CLNTBYPS-CUMMINS-1318 Coolant Bypass Kit for 2013-2018 RAM with 6.7L Cummins Fleece Performance Chevrolet-Silverado-2500-6-6L-Duramax-LB7-2002 except precisely woven carbon fiber

except precisely woven carbon fiber in your choice of matte or gloss finish

The LML when delivered from the factory relies on vacuum from the CP4 to draw fuel from the tank

this is a Jeep after all so you're going to get dirty every once and a while

Flows 48 percent better than stock

Lower exhaust gas temperature

Fleece Performance FPE-CLNTBYPS-CUMMINS-1318 Coolant Bypass Kit for 2013-2018 RAM with 6.7L Cummins Fleece Performance Chevrolet-Silverado-2500-6-6L-Duramax-LB7-2002 except precisely woven carbon fiberThe Fleece Performance coolant bypass for the 2013 2018 RAM with 6. 7L Cummins seamlessly integrates with your truck for an OE fit and finish. Features: Increased Coolant Flow, Decreased Coolant Temperatures The rear cylinders on the 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