{"product_id":"flowmaster-67-68-gm-f-body-2-5in-ss-american-thunder-crossmember-back-exhaust-system","title":"Flowmaster 67-68 GM F-BODY 2.5in. SS American Thunder Crossmember-Back Exhaust System","description":"For the person who is looking for a true dual Crossmember-Back exhaust system with an moderate to aggressive exhaust tone. With an easy fit in mind, these systems are constructed from 16-gauge mandrel-bent stainless steel tubing with a built-in H-pipe crossover, a pair of specially selected Super 44 Series mufflers and includes all hangers and hardware necessary for installation. The American Thunder systems deliver a moderate to aggressive interior and exterior tone and are best suited to the enthusiast who wants their performance to be heard. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer Aluminized steel construction, check out optional system# 17129.\nFits 1967-1968 Camaro and Firebird with V8 engine. 2.50 inch Stainless Steel - Aggressive to moderate sound\nThis system Does Not fit convertibles without either modifying the factory X-brace by adding 3\/8-inch spacers to lower the brace from the body.\n\u003cul\u003e\n  \u003cli\u003eIncludes Hangers and Hardware for an Easy Installation\u003c\/li\u003e\n  \u003cli\u003eTrue Dual 2.50-inch Crossmember-Back Exhaust System\u003c\/li\u003e\n  \u003cli\u003eMandrel-bent 16-gauge Stainless Steel Tubing\u003c\/li\u003e\n  \u003cli\u003eAggressive to Moderate Exterior Exhaust Tone\u003c\/li\u003e\n  \u003cli\u003eSuper 44 Series Performance Mufflers\u003c\/li\u003e\n  \u003cli\u003eTailpipes Exit in the Stock Location\u003c\/li\u003e\n  \u003cli\u003eIncludes All Necessary Hardware\u003c\/li\u003e\n  \u003cli\u003eBuilt-in H-pipe Cross-over\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n1967 Chevrolet Camaro\u003cbr\u003e\n1967 Pontiac Firebird\u003cbr\u003e\n1968 Chevrolet Camaro\u003cbr\u003e\n1968 Pontiac Firebird\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":49296317743323,"sku":"flo817129","price":999.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/8559\/1003\/files\/41775f866d3726e85daa1fe042db9858L.jpg?v=1789163276","url":"https:\/\/hnbperformance.com\/products\/flowmaster-67-68-gm-f-body-2-5in-ss-american-thunder-crossmember-back-exhaust-system","provider":"Hellnback Offroad \u0026 Performance","version":"1.0","type":"link"}