Pacer Performance 52-117 Flexy Flares Black Rubber Fender Extension Kit for Ford F250/F350 Super Duty - 4 Piece Pacer Flexy Flares Fender Extensions provide protection against mud, dirt, gravel, and salt while adding a handsome custom styling look to any vehicle! Flexy Flares are a necessity in many states where wide tires must be covered by a fender Constructed from the finest quality EPDM synthetic rubber, they won't crack or peel in cold weather or droop in high temperatures The exclusive built-in curvature allows the flare to fit the fender wall without wrinkles or buckling Pacer Heavy Duty Flexy Flares are the top of the line for best look and fit Made of heavy duty reinforced steel with a wire insert on the outer edge for added rigidity! The wire can be hand formed to match tight curvatures