Mishimoto MMBK-F2D-08BK Ford 6.4L Powerstroke Factory-Fit Boot Kit, 2008-2010, Black Direct fit for the 20082010 Ford 6.4L Powerstroke Five layers of 100% silicone for maximum durability and blowout prevention DuraCore technology provides resistance to heat, pressure, fuel, and oil Includes high-quality constant-tension T-bolt clamps Mishimoto Lifetime Warranty