{"product_id":"dinan-free-flow-axle-back-exhaust-for-2011-2016-bmw-550i-f10-d660-0036-blk-8f3tpw","title":"Dinan Free Flow Axle-Back Exhaust for 2011-2016 BMW 550i F10 - D660-0036-BLK","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBring out more of the V8 character in your 2011-2016 BMW F10 550i or 550i xDrive with the Dinan D660-0036-BLK Free Flow Axle-Back Exhaust. Built from T304 stainless steel and finished with four 3.5-inch black ceramic coated, laser-engraved tips, this system is designed to reduce exhaust backpressure while adding a stronger, more purposeful exhaust tone. A vacuum-controlled butterfly valve helps balance freer flow at wide-open throttle with more restrained operation during everyday cruising. Dinan lists a gain of up to 10 HP when the exhaust is paired with applicable engine software.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRather than chasing volume alone, Dinan engineered the F10 550i system around a combination of flow, sound quality, and cabin comfort. Drone-abatement measures help limit unwanted resonance during highway and low-load driving, while throttle application brings out a fuller V8 note. The stainless steel construction uses the factory brackets and hangers for a clean installation, and the black ceramic quad tips add a more aggressive visual finish to the rear of the car.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eKey Features \u0026amp; Specs:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dinan\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSeries:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Free Flow\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Axle-Back Exhaust\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e D660-0036-BLK\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFitment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e BMW 550i \/ 550i xDrive\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eChassis:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e F10\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e T304 Stainless Steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBody Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e T304 Stainless Steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePipe Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e T304 Stainless Steel\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSystem Finish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Brushed\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTip Finish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Black Ceramic Coated\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eExhaust Tip Quantity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTip Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3.5 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTip Branding:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Laser-Engraved Dinan Logo\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum HP Gain:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e +10 HP with applicable engine software\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eValve Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Vacuum-Controlled Butterfly Valve\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eValve Function:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports increased flow at wide-open throttle while maintaining quieter operation during normal driving\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSound:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fuller, more aggressive V8 exhaust tone under acceleration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDrone Control:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engineered to reduce unwanted cabin resonance\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eInstallation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Uses factory brackets and hangers\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eClamps Included:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHangers Included:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLabor Time:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1.6 hours\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLength:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 54 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWidth:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 29 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10 in\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 78 lb\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGrade Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Performance\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDinan Point Value:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEmission Code:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUPC:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 813725021652\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eFitment:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e2011-2016 BMW 550i - F10\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e2011-2016 BMW 550i xDrive - F10\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dinan","offers":[{"title":"Default Title","offer_id":45710515142742,"sku":"DNND660-0036-BLK","price":719.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/0411\/1190\/files\/pd7qdnefwrhw_9bc78640-e40e-4f5c-98b2-2da8796362ad.jpg?v=1788772564","url":"https:\/\/truegearus.com\/products\/dinan-free-flow-axle-back-exhaust-for-2011-2016-bmw-550i-f10-d660-0036-blk-8f3tpw","provider":"TrueGear","version":"1.0","type":"link"}