Thunderbird Fender Skirts & Ground Effects Package. Our exclusive Fender Skirt & Ground Effects package transforms your 2002-2005 Thunderbird into a one- of-a-kind custom showcar without body work! Created by noted former Ford designer James R. Powers, and debuted at the SEMA automotive aftermarket show in Las Vegas in 2002, this six- piece package features our full wheel covers, side ground effects and rear ‘valances’ that extend from the rear wheels around the back bumper. This stunning package recalls classic cars of the 1950s and Art Deco period. Fender skirts are removable for tire and wheel access. Manufactured from hand- laid fiber-reinforced plastic. all pieces come ready to prime and paint. Mounting hardware included. Shipped by truck freight. (Custom front fascia and Roadster-Style tonneau cover sold separately.