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15673’s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques
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2011–2016 Ford F-450 Super Duty 2WD/4WD (6
WeatherTech
Fleece Performance Coolant Bypass Kit For 98.5-02 5.9L Cummins 1998-2010 Ram 3500 15673’s direct-fit design makes installationThe 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 thermostat, that unlike other brands, works based on
