Coolant Filters

Sinister Diesel 03-07 Dodge 5.9L Cummins Coolan...

The 5.9L Cummins Coolant Filter Kit from Sinister Diesel is designed to extend the service life o...

The 5.9L Cummins Coolant Filter Kit from Sinister Diesel is designed to extend the service life of your 2003-2007 Dodge 2500 or 3500 diesel by removing contaminants that can damage your engine.Even on freshly rebuilt, or brand new engines, the coolant is probably contaminated with microscopic particles like casting sand leftover from the manufacturing process, metal shavings, rust, and mineral deposits that can diminish the heat capacity of your truck's cooling system. Left inside the engine,...