{"product_id":"dinan-18-23-bmw-m5-f90-free-flow-axleback-exhaust-system-black-tips-d660-0079-blk","title":"Dinan 18-23 BMW M5 (F90) Free Flow Axleback Exhaust System - Black Tips - D660-0079-BLK","description":"\u003cp\u003eIn order to achieve desired sound volume and tone, Dinan felt becoming of the F90 M5 the tubing was enlarged to 83mm (vs 80mm stock) to allow freer flow throughout the entirety of the system. The larger tubing is fed into a muffler that is typical of all Dinan exhaust design and utilizes absorption and reactive technologies designed to improve exhaust flow and reduce backpressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e BMW M5 (F90). Confirm fitment with us before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e D660-0079-BLK\u003c\/p\u003e","brand":"Dinan","offers":[{"title":"Default Title","offer_id":50824394801291,"sku":"D660-0079-BLK","price":2499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/5084\/8395\/files\/a50308270caeba7457595da3dd9d5fb1L.jpg?v=1792619444","url":"https:\/\/checkout.gbmotorsstore.com\/products\/dinan-18-23-bmw-m5-f90-free-flow-axleback-exhaust-system-black-tips-d660-0079-blk","provider":"GB Motors Store ","version":"1.0","type":"link"}