{"product_id":"flowmaster-73-74-gm-c10-c20-american-thunder-header-back-exhaust-system","title":"Flowmaster American Thunder Header-Back Exhaust For Chevy C10\/20 Suburban (73-87) (17742)","description":"\u003cp\u003eThe Flowmaster American Thunder Header-Back Exhaust System is a high-performance exhaust upgrade designed specifically for 1973-1974 Chevrolet and GMC C10 and C15 1\/2 ton and 3\/4 ton 2WD trucks. Constructed with mandrel-bent 2.50-inch aluminized steel tubing, this system features a built-in H-pipe crossover and Super 44 Series performance mufflers to deliver a moderate to aggressive sound profile both inside and outside the vehicle. It enhances engine performance, durability, and sound quality, making it an ideal choice for truck enthusiasts seeking a robust exhaust note and reliable construction. The system is engineered for easy installation, including all necessary hardware, and provides sufficient clearance for lowered vehicles, ensuring a seamless fit and long-lasting performance.\u003c\/p\u003e\n\u003cp\u003eDesigned for 1973-1974 Chevrolet and GMC trucks with either automatic or manual transmissions, this Crossmember-Back exhaust system is compatible with both long and short wheelbase models. It offers flexible tailpipe exit options—either dual outlets under the rear bumper for a muscular look or dual outlets behind the rear tires for a classic truck appearance. The system does not include exhaust tips, header reducer cones, or downpipes for factory manifolds, but it is a direct bolt-on upgrade that accommodates various chassis configurations. Suitable for street use and daily driving, this exhaust system provides a balanced blend of sound, performance, and durability.\u003c\/p\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":52748142117151,"sku":"17742","price":1065.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/1961d6efcac993fdf835358e841f4dd0L.jpg?v=1786061458","url":"https:\/\/shop.wheelflip.com\/products\/flowmaster-73-74-gm-c10-c20-american-thunder-header-back-exhaust-system","provider":"WheelFlip","version":"1.0","type":"link"}