{"product_id":"dinan-11-16-bmw-550i-xdrive-freeflow-axleback-exhaust-system-polished","title":"Dinan Freeflow Axleback Exhaust System | BMW 550i xDrive (11-16) (D660-0036)","description":"\u003ch1\u003eDinan Performance Exhaust\u003c\/h1\u003e\n\n\u003ch2\u003eFits 2011–2016 BMW 550i xDrive\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e D660-0036\u003c\/p\u003e\n\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\nThe Dinan Freeflow Axleback Exhaust System is designed to enhance the performance and sound of your BMW 550i xDrive from 2011 to 2016. Crafted for enthusiasts seeking a combination of sporty acoustics and refined craftsmanship, this exhaust system offers a significant upgrade over stock components. It improves exhaust flow by reducing back pressure, which can support increased power output and a more engaging driving experience. Constructed entirely from stainless steel, it ensures durability and resistance to corrosion, making it a reliable choice for long-term performance. The system is engineered to fit precisely using factory hangers, simplifying installation and maintaining your vehicle’s factory integrity.\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\nThis exhaust system features a thoughtfully designed, high-quality construction that emphasizes both form and function. Key features include:\n\n\u003cul\u003e\n\u003cli\u003e100% stainless steel construction for corrosion resistance and durability\u003c\/li\u003e\n\u003cli\u003ePrecisely engineered to fit using factory mounting points\u003c\/li\u003e\n\u003cli\u003eVacuum-controlled butterfly valve to optimize exhaust flow at wide-open throttle\u003c\/li\u003e\n\u003cli\u003eZero drone operation for a comfortable cabin environment\u003c\/li\u003e\n\u003cli\u003eSporty sound profile that is civilized during normal driving and pleasantly aggressive under acceleration\u003c\/li\u003e\n\u003cli\u003eLightweight design to support improved vehicle response and handling\u003c\/li\u003e\n\u003cli\u003ePolished 3.5'' tips for a high-performance aesthetic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\n\nThe system is built entirely from stainless steel, ensuring longevity and resistance to the elements. Its design incorporates a vacuum-controlled butterfly valve that helps modulate exhaust flow, providing a balance between performance and comfort. The polished tips add a refined visual touch, complementing the sporty character of the exhaust.\n\n\u003ch3\u003eDriving Feel \u0026amp; Feedback\u003c\/h3\u003e\n\nDesigned to improve exhaust flow and reduce back pressure, this system supports a more responsive throttle and enhanced engine sound. The inclusion of a butterfly valve allows for dynamic sound modulation, delivering an engaging driving experience without unwanted noise or drone during everyday use.\n\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\n\nThis axle-back exhaust is engineered for a straightforward bolt-on installation, utilizing the factory hangers for a secure and proper fit. Its exacting specifications ensure compatibility with your BMW 550i xDrive from 2011 to 2016, making it a direct upgrade for your vehicle’s exhaust system.","brand":"Dinan","offers":[{"title":"Default Title","offer_id":52646093226271,"sku":"D660-0036","price":2349.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/029ad162212ec178c494d213cb1062a2L.jpg?v=1782777988","url":"https:\/\/shop.wheelflip.com\/products\/dinan-11-16-bmw-550i-xdrive-freeflow-axleback-exhaust-system-polished","provider":"WheelFlip","version":"1.0","type":"link"}