{"product_id":"zum-speed-grand-national-speed-lines-shirt-gnx-shirt-1987-grand-national-american-muscle-shirt-muscle-car-shirt","title":"Zum Speed Grand National Speed Lines Shirt, GNX Shirt, 1987 Grand National, American Muscle Shirt, Muscle Car Shirt","description":"\u003cp\u003eCelebrate the golden era of American muscle with this Grand National Speed Lines Shirt. Featuring bold, dynamic speed line graphics that capture the raw power and style of the legendary 1987 Grand National, this tee is a tribute to one of the most iconic muscle cars ever built. The striking design showcases the GNX's unmistakable presence—a symbol of speed, attitude, and timeless automotive excellence. Crafted for comfort and durability, this muscle car shirt is perfect for car enthusiasts, weekend cruisers, and anyone who appreciates classic American performance. Wear it to car shows, pair it with your favorite jeans, or rock it casually to show your passion for Grand National heritage and vintage automotive style.\u003c\/p\u003e","brand":"Zum Speed","offers":[{"title":"Medium \/ Black","offer_id":62813534814367,"sku":null,"price":24.99,"currency_code":"USD","in_stock":true},{"title":"Large \/ Black","offer_id":62813534847135,"sku":null,"price":24.99,"currency_code":"USD","in_stock":true},{"title":"X-Large \/ Black","offer_id":62813534879903,"sku":null,"price":25.99,"currency_code":"USD","in_stock":true},{"title":"XX-Large \/ Black","offer_id":62813534912671,"sku":null,"price":26.99,"currency_code":"USD","in_stock":true},{"title":"3X-Large \/ Black","offer_id":62813534945439,"sku":null,"price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0324\/0794\/5261\/files\/GrandnationalstylizedT-shirtlayers.jpg?v=1781381045","url":"https:\/\/zumspeed.com\/products\/zum-speed-grand-national-speed-lines-shirt-gnx-shirt-1987-grand-national-american-muscle-shirt-muscle-car-shirt","provider":"Zum Speed","version":"1.0","type":"link"}