There's nothing like the sound of an engine at full song. That's where life begins. These 11" x 18" signs are made of thick, 18 gauge steel with baked-on, red and white enamel. Made for you in the U.S.A. by a municipal sign company. They are the real deal. Trying to figure out what to get your car buddy who has everything? Get him these signs. A Griot's Garage exclusive.