[. . . ] [. . . ] For correct fit, it is necessary to remove the factory floor mat before installing your new floor liner. Your liner is made from an engineering resin that is lightweight and extremely tough and durable. Use of Armor All®, Son-of-a-Gun® or similar items is discouraged as these products make the liner slick. INSTALLATION INSTRUCTIONS FOR YOUR FORD F-150 REGULAR CAB CENTER HUMP LINER FRONT OF VEHICLE 8366 INSTALL YOUR CENTER HUMP LINER BEFORE INSTALLING THE FRONT FLOOR LINERS. YOUR FRONT FLOOR LINERS WILL OVERLAP THE CENTER HUMP LINER. 8366. doc 12/08/03 [. . . ] [. . . ]