1970 Plymouth Superbird Classic Outline Design Tshirt PLEASE BEWARE. Shirt and Car Art are EXCLUSIVE property of MADDMAX Car Art. Our shirt prices start at $20.00. If you see a lower price and do not see sold and shipped from Maddmax Illustration and Car Art above, it is a counterfeit and cheap overseas imitation. Unisex Sizing Machine Washable Proudly Made in the USA.