{"product_id":"flowmaster-american-thunder-exhaust-system-817328","title":"Flowmaster American Thunder Exhaust System (MPN: 817328)","description":"\u003ch2\u003eExperience aggressive sound and enhanced performance with this stainless steel kit.\u003c\/h2\u003e\r\n\u003cp\u003eThe Flowmaster American Thunder Exhaust System is designed to provide a powerful and aggressive exhaust tone while enhancing vehicle performance. Constructed from mandrel bent 16 gauge 409 stainless steel tubing, this cat-back system ensures durability and longevity. The system connects after the factory catalytic converter and is dyno tuned to maximize performance, making it a reliable choice for automotive enthusiasts.\u003c\/p\u003e\r\n\u003cp\u003eThis exhaust system features a single outlet design with a 3-1\/2 inch pipe diameter and includes a 4 inch round stainless steel tip. The aggressive sound level is characteristic of Flowmaster's renowned exhaust systems, delivering the full-bodied tone that drivers seek. Installation is straightforward, requiring welding and estimated at two hours, with all necessary hardware included.\u003c\/p\u003e\r\n\u003cp\u003eWith its dual inlet and single outlet muffler configuration, the Flowmaster American Thunder system is engineered for optimal exhaust flow. This system not only enhances the auditory experience but also contributes to improved engine efficiency, making it a valuable addition to any performance vehicle.\u003c\/p\u003e\r\n\u003ch3\u003eFeatures\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eMandrel Bent 16 Gauge 409 Stainless Steel Tubing\u003c\/li\u003e\r\n    \u003cli\u003eAggressive And Powerful Exterior Exhaust Tone\u003c\/li\u003e\r\n    \u003cli\u003eConnects After Factory Catalytic Converter\u003c\/li\u003e\r\n    \u003cli\u003eDyno Tuned For Maximum Performance\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003eManufacturer: Flowmaster\u003c\/li\u003e\r\n    \u003cli\u003eManufacturer Part Number: 817328\u003c\/li\u003e\r\n    \u003cli\u003eType: Cat-Back\u003c\/li\u003e\r\n    \u003cli\u003eExhaust Type: Single\u003c\/li\u003e\r\n    \u003cli\u003eOutlet Type: Single\u003c\/li\u003e\r\n    \u003cli\u003eExit Position: Driver And Passenger Side Behind Tire\u003c\/li\u003e\r\n    \u003cli\u003eMaterial: Stainless Steel\u003c\/li\u003e\r\n    \u003cli\u003eIncludes Muffler: Yes\u003c\/li\u003e\r\n    \u003cli\u003eSound Level: Aggressive\u003c\/li\u003e\r\n    \u003cli\u003eDiameter (IN): 3-1\/2 Inch\u003c\/li\u003e\r\n    \u003cli\u003eIncludes Exhaust Tip: Yes\u003c\/li\u003e\r\n    \u003cli\u003eExhaust Tip Style: 4 Inch Round Angle-Cut\u003c\/li\u003e\r\n    \u003cli\u003eExhaust Tip Material: Stainless Steel\u003c\/li\u003e\r\n    \u003cli\u003eMuffler Quantity: 1\u003c\/li\u003e\r\n    \u003cli\u003eIncludes Exhaust Pipe Muffler Delete: No\u003c\/li\u003e\r\n    \u003cli\u003eMuffler Configuration: Dual Inlet\/ Single Outlet\u003c\/li\u003e\r\n    \u003cli\u003eMuffler Brand: 50 Series Big Block\u003c\/li\u003e\r\n    \u003cli\u003eIncludes Hardware: Yes\u003c\/li\u003e\r\n    \u003cli\u003eRequired Welding: Yes\u003c\/li\u003e\r\n    \u003cli\u003eEstimated Install Time (Hours): 2\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eCompatibility \/ Fit\u003c\/h3\u003e\r\n\u003cul\u003e\r\n    \u003cli\u003e2001-2004 Chevrolet Silverado 2500 HD\u003c\/li\u003e\r\n    \u003cli\u003e2001-2004 GMC Sierra 2500 HD\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eTechnical Documents\u003c\/h3\u003e\n\u003cul\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/FLO\/InstallationInstructions\/817328_instructions.pdf\" target=\"_blank\"\u003e817328_instructions.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n    \u003cli\u003e\u003ca href=\"https:\/\/vehiclepartimages.com\/PMDT\/FLO\/Warranty\/fm_warranty_general.pdf\" target=\"_blank\"\u003efm_warranty_general.pdf\u003c\/a\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch3\u003eProduct Videos\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/vehiclepartimages.com\/PMDT\/FLO\/Videos\/2001-04%20GM%20Silverado_Sierra%202500HD_3500HD%206.0L,%208.1L%20-%20American%20Thunder%20Exhaust%20817328.mp4?autoplay=0\" loading=\"lazy\" style=\"max-width: 560px; width: 100%; aspect-ratio: 560\/360;\" frameborder=\"0\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share; fullscreen\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\r\n","brand":"NTP-Stag","offers":[{"title":"Default Title","offer_id":47913942876399,"sku":"F13817328","price":1373.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1583\/3619\/files\/ImageServerAPI_f5bb9434-07b7-445a-b054-ac3f161d0987.jpg?v=1773019283","url":"https:\/\/www.sprinterpartsdepot.com\/products\/flowmaster-american-thunder-exhaust-system-817328","provider":"Sprinter Parts Depot","version":"1.0","type":"link"}