Ford Powerstroke 6.4L - 2008-2010 - Black Coolant Filtration Kit This DK Engine Parts coolant filtration system filters a small amount of coolant with each pass and remove all solid particles to protect your engine. The spin-on filter makes it easy to change coolant as often as you need. Typically, you will use 3 filters in the first 9 months. Once the initial 9 months have passed, you will only need to change your filter once a year. This kit contains: One Coolant Filter Two Control Valves Coolant Filter Assembly Coolant Hoses All Hose Clamps and Hardware for Installation. DK Engine Parts offers a variety of engine parts and kits for most Ford Powerstroke applications and engine models. Please take a look at what we offer on our website and feel free to call us anytime with questions regarding items listed on our website. Also note that we offer more parts then what is currently listed on our website. If you do not see what you are looking for, please do not hesitate to call us. We have knowledgeable salesmen on standby to assist you with any questions you might have.