{"product_id":"dinan-freeflow-axle-back-stainless-exhaust-bmw-g30-m550i-1","title":"Dinan Free Flow Axle-Back Exhaust System with Polished Tips for BMW M550i xDrive (G30) 2018-2023","description":"\n\u003cdiv data-mce-fragment=\"1\" class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003cdiv class=\"full_description\"\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-style=\"color: #ff2a00;\"\u003eDinan Free Flow Axle-Back Exhaust System with Polished Tips for BMW M550i xDrive (\u003cspan\u003eG30\u003c\/span\u003e) 2018-2023\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv aria-hidden=\"false\" class=\"ui-tabs-panel ui-corner-bottom ui-widget-content\" role=\"tabpanel\" aria-labelledby=\"ui-id-1\" id=\"tabs-1\"\u003e\n\u003cdiv class=\"product-single__description rte\" id=\"pro_desc\" itemprop=\"description\"\u003e\n\u003cdiv aria-hidden=\"false\" class=\"ui-tabs-panel ui-corner-bottom ui-widget-content\" role=\"tabpanel\" aria-labelledby=\"ui-id-1\" id=\"tabs-1\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eDinan Free Flow Axle-Back Exhaust\u003c\/strong\u003e for the \u003cstrong\u003eBMW G30 M550i\u003c\/strong\u003e marks a new chapter in Dinan's exhaust system design. This system is engineered to improve \u003cstrong\u003eexhaust flow\u003c\/strong\u003e, reduce \u003cstrong\u003eback pressure\u003c\/strong\u003e, and enhance \u003cstrong\u003epower output\u003c\/strong\u003e, delivering gains of \u003cstrong\u003e+8 HP and +6 lb-ft of torque at 6600 RPM\u003c\/strong\u003e. While retaining the brand's hallmark balance between a \u003cstrong\u003ecivilized tone\u003c\/strong\u003e and \u003cstrong\u003eaggressive sound\u003c\/strong\u003e under acceleration, the M550i exhaust introduces a bold new design for the exhaust tips, which are now \u003cstrong\u003emassive 4\" diameter\u003c\/strong\u003e double-walled tips. These clamp-on tips are a first for Dinan, offering easy replacement or customization options without welding.\u003c\/p\u003e\n\u003cp\u003eLike other Dinan exhausts, the M550i system features \u003cstrong\u003edrone abatement technologies\u003c\/strong\u003e to minimize cabin noise at low RPM, ensuring a quiet and comfortable interior even during high-performance driving. The \u003cstrong\u003ecomputer-controlled exhaust valves\u003c\/strong\u003e retained from the stock system modulate the sound, limiting noise during low-speed driving but opening fully under load to allow free exhaust flow and deliver a deep, throaty V8 tone. The result is a refined yet sporty note that accentuates the M550i’s performance.\u003c\/p\u003e\n\u003cp\u003eConstructed from \u003cstrong\u003e100% 304 stainless steel\u003c\/strong\u003e, this exhaust system offers durability and resistance to corrosion, ensuring long-lasting performance. The system also provides a straightforward installation with a \u003cstrong\u003ebolt-on design\u003c\/strong\u003e, utilizing the factory hangers and including all necessary mounting hardware.\u003c\/p\u003e\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Gains:\u003c\/strong\u003e +8 HP and +6 lb-ft of torque at 6600 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound:\u003c\/strong\u003e Louder, sportier sound with controlled exhaust valves to manage noise at low speeds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrone Reduction:\u003c\/strong\u003e Incorporates technologies to reduce low-RPM drone, keeping the cabin quiet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Tips:\u003c\/strong\u003e Four 4\" diameter double-walled, clamp-on tips available in polished or ceramic black finishes, laser engraved with the Dinan logo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 100% 304 stainless steel for durability and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Easy bolt-on installation with included hardware, using factory hangers for a seamless fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable cellspacing=\"0\" class=\"attributes-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eBrand\u003c\/th\u003e\n\u003ctd class=\"data\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Brand\" itemprop=\"brand\"\u003eDinan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eDinan Point Value\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eEmission Code\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eHeight\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eLabor Time (Hours)\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e1.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eLength\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eMax HP Gain\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e8 @ 6600 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eMax Torque (lb-ft) Gain\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e6 @ 6600 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eProduct Type\u003c\/th\u003e\n\u003ctd class=\"data\"\u003eAxle-Back Exhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eSale Category\u003c\/th\u003e\n\u003ctd class=\"data\"\u003eExhaust\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eTip Finish\u003c\/th\u003e\n\u003ctd class=\"data\"\u003ePolished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eWeight\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eWidth\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003eUPC\u003c\/th\u003e\n\u003ctd class=\"data\"\u003e813725024653\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth class=\"label\"\u003ePart Number\u003c\/th\u003e\n\u003ctd class=\"data\"\u003eD660-0075\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\" id=\"Features\" class=\"tabcontent\"\u003e\n\u003ch3 style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003eFitment Chart:\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/h3\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\n\u003ctable style=\"width: 105.205%; height: 27px;\" data-mce-style=\"width: 105.205%; height: 27px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"color: #ffffff; background-color: #03589c; height: 10px;\" data-mce-style=\"color: #ffffff; background-color: #03589c; height: 10px;\"\u003e\n\u003ctd style=\"text-align: center; width: 8.29604%; height: 10px;\" data-mce-style=\"text-align: center; width: 8.29604%; height: 10px;\"\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 18.8897%; height: 10px;\" data-mce-style=\"text-align: center; width: 18.8897%; height: 10px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 10.8143%; height: 10px;\" data-mce-style=\"text-align: center; width: 10.8143%; height: 10px;\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #e8f4f8; height: 17px;\" data-mce-style=\"background-color: #e8f4f8; height: 17px;\"\u003e\n\u003ctd style=\"text-align: center; width: 8.29604%; height: 17px;\" data-mce-style=\"text-align: center; width: 8.29604%; height: 17px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eBMW\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 18.8897%; height: 17px;\" data-mce-style=\"text-align: center; width: 18.8897%; height: 17px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eM550i xDrive\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center; width: 10.8143%; height: 17px;\" data-mce-style=\"text-align: center; width: 10.8143%; height: 17px;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e2018-2023\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"product_desc_para\"\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"Dinan","offers":[{"title":"Default Title","offer_id":51934101012772,"sku":"D660-0075","price":2459.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/6801\/0532\/files\/1_bd104565-1226-4535-9aa6-dbc53ef314e4.jpg?v=1768636509","url":"https:\/\/autohousesupply.com\/products\/dinan-freeflow-axle-back-stainless-exhaust-bmw-g30-m550i-1","provider":"AutoHouseSupply","version":"1.0","type":"link"}