{"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\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"Gibson","offers":[{"title":"Default Title","offer_id":62162984075651,"sku":"615556L","price":693.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/6506\/2787\/files\/ad2abc89552ab1783d566491f1a5a678_2afcfa0d-ec1e-4b10-b452-ae49df2df4dc.jpg?v=1785035046","url":"https:\/\/www.mlperformance.co.uk\/products\/gibson-615556l","provider":"ML Performance","version":"1.0","type":"link"}