{"product_id":"flowmaster-american-thunder-cat-back-exhaust-system-for-1986-1991-chevrolet-camaro-and-pontiac-firebird-with-5-0l-5-7l-engines","title":"Flowmaster American Thunder Cat-Back Exhaust System for 1986-1991 Chevrolet Camaro and Pontiac Firebird with 5.0L\/5.7L Engines","description":"For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat-back exhaust system provides. This dual out American Thunder cat-back exhaust system is the perfect choice with a 2.50-inch flanged pipe connecting directly to the catalytic converter and quickly transitioning to a full 3.00-inch mandrel-bent aluminized steel inlet tube flowing into a large case 80 Series Cross-flow performance muffler for a deep powerful sound. The system uses the factory hanger locations for an easy installation and features dual 3.00-inch mandrel-bent tailpipes exiting out the back and are finished off with dual 3.00-inch polished stainless steel tips for a muscular look and sound. American Thunder systems deliver a moderate to aggressive exterior tone with a mild-moderate interior tone and are best suited for the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Comes with our 3-year Limited Warranty.\n1986-1991 Chevrolet Camaro and Pontiac Firebird with a 5.0L or 5.7L Engine using 2.50-inch Flanged Catalytic Converter. - Moderate sound\nFits 1986-1991 Chevrolet Camaro and Pontiac Firebird with a 5.0L or 5.7L engine using 2.50-inch flanged catalytic converter.\n\u003cul\u003e\n  \u003cli\u003eIncludes Hangers and Hardware for an Easy Installation\u003c\/li\u003e\n  \u003cli\u003eMandrel-bent 16-gauge Aluminized Steel Tubing\u003c\/li\u003e\n  \u003cli\u003eFor 2.50-inch Flanged Catalytic Converters\u003c\/li\u003e\n  \u003cli\u003e80 Series Crossflow Performance Muffler\u003c\/li\u003e\n  \u003cli\u003eDyno Tuned for Maximum Performance\u003c\/li\u003e\n  \u003cli\u003eUses the Factory Hanger Locations\u003c\/li\u003e\n  \u003cli\u003eModerate Exterior Exhaust Tone\u003c\/li\u003e\n  \u003cli\u003eMild Interior Tone\u003c\/li\u003e\n  \u003cli\u003eEasy Installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEnhance your classic muscle car’s performance and sound with the Flowmaster American Thunder Cat-Back Exhaust System, specifically designed for 1986 to 1991 Chevrolet Camaro and Pontiac Firebird models equipped with 5.0L or 5.7L engines. Crafted with precision, this system features a 2.50-inch flanged pipe that connects directly to the catalytic converter, transitioning seamlessly into a 3.00-inch mandrel-bent aluminized steel inlet tube. The large case 80 Series Cross-flow performance muffler provides a deep, powerful exhaust note that balances aggressive sound with refined tone. Built to fit factory hanger locations, the system simplifies installation, allowing enthusiasts to enjoy improved throttle response, increased horsepower, and better fuel economy with minimal effort. The dual 3.00-inch polished stainless steel tips not only add a muscular aesthetic but also complement the sound profile, delivering a moderate to aggressive exterior tone and a mild to moderate interior tone suitable for performance-minded drivers. Each system includes all necessary hardware and hangers, ensuring a straightforward installation process. Designed with durability in mind, the Flowmaster American Thunder exhaust system is constructed from high-quality mandrel-bent tubing and features a dyno-tuned muffler for maximum performance. Backed by a 3-year Limited Warranty, this exhaust upgrade is ideal for enthusiasts seeking a performance increase combined with a commanding sound that stands out on the road.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eIncludes hangers and hardware for easy installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMandrel-bent 16-gauge aluminized steel tubing for durability and flow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for 2.50-inch flanged catalytic converters\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e80 Series Cross-flow performance muffler for deep tone\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDyno-tuned for optimal performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUses factory hanger locations for a seamless fit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProvides a moderate exterior exhaust tone\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProduces a mild to moderate interior sound\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed for easy installation with all necessary parts included\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n1986 Chevrolet Camaro Berlinetta\u003cbr\u003e\n1986 Chevrolet Camaro Iroc-Z\u003cbr\u003e\n1986 Chevrolet Camaro Sport\u003cbr\u003e\n1986 Chevrolet Camaro Z28\u003cbr\u003e\n1986 Pontiac Firebird Base\u003cbr\u003e\n1986 Pontiac Firebird S\/E\u003cbr\u003e\n1986 Pontiac Firebird Trans Am\u003cbr\u003e\n1987 Chevrolet Camaro Iroc-Z\u003cbr\u003e\n1987 Chevrolet Camaro LT\u003cbr\u003e\n1987 Chevrolet Camaro Sport\u003cbr\u003e\n1987 Chevrolet Camaro Z28\u003cbr\u003e\n1987 Pontiac Firebird Base\u003cbr\u003e\n1987 Pontiac Firebird Trans Am\u003cbr\u003e\n1988 Chevrolet Camaro Base\u003cbr\u003e\n1988 Chevrolet Camaro Iroc-Z\u003cbr\u003e\n1988 Pontiac Firebird Base\u003cbr\u003e\n1988 Pontiac Firebird Trans Am\u003cbr\u003e\n1989 Chevrolet Camaro Iroc-Z\u003cbr\u003e\n1989 Chevrolet Camaro RS\u003cbr\u003e\n1989 Pontiac Firebird Base\u003cbr\u003e\n1989 Pontiac Firebird Formula\u003cbr\u003e\n1989 Pontiac Firebird Trans Am\u003cbr\u003e\n1989 Pontiac Firebird Trans Am GTA\u003cbr\u003e\n1990 Chevrolet Camaro Iroc-Z\u003cbr\u003e\n1990 Chevrolet Camaro RS\u003cbr\u003e\n1990 Pontiac Firebird Base\u003cbr\u003e\n1990 Pontiac Firebird Formula\u003cbr\u003e\n1990 Pontiac Firebird Trans Am\u003cbr\u003e\n1990 Pontiac Firebird Trans Am GTA\u003cbr\u003e\n1991 Chevrolet Camaro RS\u003cbr\u003e\n1991 Chevrolet Camaro Z28\u003cbr\u003e\n1991 Pontiac Firebird Base\u003cbr\u003e\n1991 Pontiac Firebird Formula\u003cbr\u003e\n1991 Pontiac Firebird Trans Am\u003cbr\u003e\n1991 Pontiac Firebird Trans Am GTA\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":50978207400188,"sku":"17234","price":727.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/272788873d428978501a7d99acc4d475L.jpg?v=1786660811","url":"https:\/\/diycustoms.store\/products\/flowmaster-american-thunder-cat-back-exhaust-system-for-1986-1991-chevrolet-camaro-and-pontiac-firebird-with-5-0l-5-7l-engines","provider":"diycustoms.store","version":"1.0","type":"link"}