{"product_id":"flowmaster-55-57-chevrolet-2-5in-american-thunder-ss-crossmember-back-exhaust-system","title":"Flowmaster 55-57 Chevrolet 2.5in. American Thunder SS Crossmember-Back Exhaust System","description":"For the person who is looking for a complete Crossmember-Back dual exhaust system for your 1955-1957 Chevy coupes and sedans. This American Thunder® system is manufactured from 2.50-inch mandrel-bent stainless steel for maximum performance and longevity, and includes a built-in H-pipe for a mellow smooth tone eliminating back rap on deceleration. The system includes a pair of Super 40® Series performance mufflers for a deep exterior sound, with a moderate interior tone and dual tailpipes tucked up high for clearance and exit straight out the back under the rear bumper. 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. Covered by our Lifetime Limited Warranty. Notes: Does Not fit wagons or convertibles.\n1955-1957 Chevrolet cars with V8 engine. - Aggressive to moderate sound\nFits 1955-1957 Chevrolet cars with V8 engine. Does Not fit convertibles or wagons.\n\u003cul\u003e\n  \u003cli\u003eDoes Not Include Header Reducers or Downpipes for Factory Manifolds\u003c\/li\u003e\n  \u003cli\u003eH-pipe Crossover for Maximum Power and Deep Tone\u003c\/li\u003e\n  \u003cli\u003eSuper 44 Series Mufflers for Deep Powerful Sound\u003c\/li\u003e\n  \u003cli\u003eIncludes Hangers and Hardware for Installation\u003c\/li\u003e\n  \u003cli\u003eMandrel-bent 16-gauge Stainless Steel Tubing\u003c\/li\u003e\n  \u003cli\u003eModerate to Aggressive Exterior Exhaust Tone\u003c\/li\u003e\n  \u003cli\u003eCrossmember-Back True Dual Exhaust System\u003c\/li\u003e\n  \u003cli\u003eLifetime Limited Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1955 Chevrolet Bel Air\u003cbr\u003e\n1955 Chevrolet One-Fifty Series\u003cbr\u003e\n1955 Chevrolet Two-Ten Series\u003cbr\u003e\n1956 Chevrolet Bel Air\u003cbr\u003e\n1956 Chevrolet One-Fifty Series\u003cbr\u003e\n1956 Chevrolet Two-Ten Series\u003cbr\u003e\n1957 Chevrolet Bel Air\u003cbr\u003e\n1957 Chevrolet One-Fifty Series\u003cbr\u003e\n1957 Chevrolet Two-Ten Series\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\nAir Freight Prohibited: false\u003cbr\u003e\nNot Carb Approved: false\u003cbr\u003e\nCarb Acknowledgement Required: true\u003cbr\u003e\nLtl Freight Required: false\u003cbr\u003e\nProp 65: Y\u003cbr\u003e\nPart Type: automotive\u003cbr\u003e\nEpa: N\/A\u003cbr\u003e\nUnits Per Sku: 1","brand":"Flowmaster","offers":[{"title":"Default Title","offer_id":49295866265819,"sku":"flo817174","price":1249.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/8559\/1003\/files\/20f8bf51afd2f656bb7fa14c4e487ea4L.jpg?v=1789162668","url":"https:\/\/hnbperformance.com\/products\/flowmaster-55-57-chevrolet-2-5in-american-thunder-ss-crossmember-back-exhaust-system","provider":"Hellnback Offroad \u0026 Performance","version":"1.0","type":"link"}