{"product_id":"summit-racing-header-back-dual-exhaust-system-680121","title":"Dual Exhaust System S521771","description":"Summit Racing SUM-680121: Exhaust System, Header-Back, 2.50 inch, Split Rear, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, V8 - Get the most from your high performance mods with these Summit dual exhaust systems for header-equipped passenger cars. The systems feature aluminized or 409 stainless steel tubing that is mandrel-bent for high exhaust flow, increased horsepower, and reduced backpressure. These header-back exhausts are available in dozens of configurations for proper fitment on a wide range of vehicles, both manual and automatic. Your options include material, finish, exit location, and pipe diameter. Feel the power when you're equipped with a Summit Racing dual exhaust system!. Summit Racing SUM-680121 fits these applications: 1965-1972 BUICK SKYLARK BASE, 1968-1972 BUICK SKYLARK CUSTOM, 1964-1972 CHEVROLET CHEVELLE BASE, 1968-1972 CHEVROLET CHEVELLE MALIBU, 1964-1972 CHEVROLET CHEVELLE SS, 1964-1972 CHEVROLET EL CAMINO BASE, 1968-1972 CHEVROLET EL CAMINO CUSTOM, 1970-1972 CHEVROLET MONTE CARLO BASE, 1965-1972 OLDSMOBILE CUTLASS BASE, 1971-1972 OLDSMOBILE CUTLASS S, 1968-1972 OLDSMOBILE CUTLASS SUPREME BASE, 1969-1972 PONTIAC GRAND PRIX BASE, 1967-1972 PONTIAC GTO BASE, 1966-1972 PONTIAC LEMANS BASE, 1970-1972 PONTIAC LEMANS SPORT, 1970-1971 PONTIAC GTO THE JUDGE, 1968-1969 CHEVROLET CHEVELLE 300 DELUXE, 1967-1968 CHEVROLET CHEVELLE 300, 1965-1967 CHEVROLET CHEVELLE DELUXE, 1964-1967 CHEVROLET MALIBU BASE, 1965-1967 OLDSMOBILE CUTLASS HOLIDAY.","brand":"My Store","offers":[{"title":"Default Title","offer_id":49222011945177,"sku":"P353533240956556884","price":26.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0833\/8587\/6697\/files\/db0dd4f192c50ca9fca8f8e17da6a4fe3ceacd49a1a58fd695afe79616e2bd31.webp?v=1789034952","url":"https:\/\/forwardseeing.shop\/products\/summit-racing-header-back-dual-exhaust-system-680121","provider":"My Store","version":"1.0","type":"link"}