Help your Scout build the ultimate Pinewood Derby Car with this super fun and easy-to-install PWD Sound Kit! This Sound Kit is an Official Pinewood Derby Sound Accessory designed to be installed using a round drill in PWD cars. The Muscle Car Sound Kit features a Muscle Car and Strong Engine Sounds. This sound module comes in white but can be painted as desired for your Pinewood Derby Car personalization. Pair this unique Muscle Car Sound Kit with the PWD Stock Car Peel-N-Stick Decal Stickers and the Precut Muscle Car (each sold separately). Gear up for the Pinewood Derby and inspire your Scout's creativity with this Muscle Car Sound Kit for PWD Cars. BSA Pinewood Derby Sound Kit: Program: Cub Scouts Event: Pinewood Derby Theme: Muscle Car Requires Round Drill for installation Pair with PWD Car Peel-N-Stick Decal Set (sold separately)