{"product_id":"gibson-615556l","title":"Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless","description":"\u003cp\u003eGibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno tested results have proven increases as much as 32 horsepower and 60ft lbs of increased torque. Hassle free, bolt-on installation with professional looking results.\u003c\/p\u003e\u003cp\u003eGenuine Gibson. Part number 615556L.\u003c\/p\u003e\u003cp\u003eShips from US warehouse.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e California Proposition 65 — this product can expose you to chemicals known to the State of California to cause cancer or reproductive harm.\u003c\/p\u003e","brand":"Gibson","offers":[{"title":"Default Title","offer_id":48713191751905,"sku":"615556L","price":1335.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/7608\/4961\/files\/ad2abc89552ab1783d566491f1a5a678_c4337844-1588-4670-a764-2cc24acf0ccb.jpg?v=1784693443","url":"https:\/\/mlperformanceusa.com\/products\/gibson-615556l","provider":"ML Performance USA","version":"1.0","type":"link"}