[. . . ] [. . . ] 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 EXCURSION CENTER HUMP LINER FRONT OF VEHICLE 8290 8290. DOC Rev: 0 02/01/01 [. . . ] [. . . ]