Fleece Performance 03-07 Dodge 5.9L Cummins Coolant Bypass Kit (03-05 Auto Trans) T-shirts Trusted by leading engine builders

Trusted by leading engine builders worldwide

2009-2010 Dodge Ram 1500 Sport 2005-2010 Dodge Ram 1500 ST 2008 Dodge Ram 1500 SXT 2009-2010 Dodge Ram 1500 TRX 2006-2007

including two air springs

Year Make Model Submodel 2009-2014 Chevrolet Tahoe LS 2009-2014 Chevrolet Tahoe LT 2009-2014 Chevrolet Tahoe LTZ 2012-2014 Chevrolet Tahoe PPV 2012-2014 Chevrolet Tahoe SSV 2009-2014 GMC Yukon SLE 2009-2014 GMC Yukon SLT

Fleece Performance 03-07 Dodge 5.9L Cummins Coolant Bypass Kit (03-05 Auto Trans) T-shirts Trusted by leading engine buildersAnother product from Fleece Performance built out of necessity is the 2003 2013 Cummins Coolant Bypass kit. The Cummins engine cooling system was designed to adequately cool a 300 350hp engine. When the horsepower is increased there is an increased demand on the cooling system. The rear cylinders suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures. This can cause excessive pressure to build in the system,