Red Hound Auto Premium Custom Fit Mud Guards are made from heavy duty all-weather OEM grade thermoplastic, and can stand up to the toughest conditions. These heavy duty, tough, textured finished protectors have a sleek design that looks great and fits perfectly, providing maximum tire coverage and protection. Installation is easy (easy to follow instructions and mounting hardware included). These mud guards are designed to last a lifetime, as they're covered by the Red Hound Auto 1 year Guarantee! Includes: 4 piece front and rear set with hardware. Compatible with Ford/Lincoln: 2004-2014 F-150 (excluding Heritage) WITHOUT Fender Flares. 2006-2008 Mark LT WITHOUT Fender Flares