{"product_id":"dinan-11-16-bmw-550i-f10-free-flow-axleback-exhaust-system-black-tips","title":"Dinan 11-16 BMW 550i (F10) Free Flow Axleback Exhaust System - Black Tips","description":"Dinan's Free Flow Axle-Back Exhaust improves exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is civilized when you want it to be and pleasantly aggressive under harder acceleration with zero drone. 100% stainless steel construction and exacting specifications ensure that the system fits correctly using the factory hangers and will resist corrosion for years to come. A vacuum controlled butterfly valve is utilized to improve flow at wide-open throttle while keeping things civilized and \"drone\" free throughout. The design reduces overall weight as well and features 3.5'' polished, or ceramic black, tips for a tasteful high-performance look.","brand":"Dinan","offers":[{"title":"Default Title","offer_id":48979633635547,"sku":"DNND660-0036-BLK","price":2399.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/8809\/8779\/files\/8f9f1b9d439f6616c499ec850b71e306L.jpg?v=1784203260","url":"https:\/\/www.functionwerks.com\/products\/dinan-11-16-bmw-550i-f10-free-flow-axleback-exhaust-system-black-tips","provider":"FunctionWerks","version":"1.0","type":"link"}