Sinister Diesel coolant filtration system for 2003–2007 Ford Powerstroke 6.0L includes a CAT coolant filter rated 99% efficient at 50 microns and a CNC-machined billet 6061 aluminum anodized filter block. The bypass-style kit includes a bracket that mounts to factory holes, pre-assembled silicone hose fittings, and installation hardware. It helps trap contaminants that can harm the water pump, EGR cooler and oil cooler; follow the included initial and interval filter replacement schedule.
Sinister Diesel 03-07 Ford Powerstroke 6.0L Coolant Filtration System w/ Cat Filter