{"product_id":"dinan-free-flow-axle-back-exhaust-2012-2016-bmw-328i-428i-black","title":"Dinan Free Flow Axle-Back Exhaust - 2012-2016 BMW 328i\/428i Black D660-0046-BLK","description":"\u003cp\u003eDinan engineers designed the BMW 328i\/428i exhaust to improve 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 hard acceleration. Like all Dinan exhausts our 328i\/428i Free Flow Axle-Back Exhaust is engineered to reduce low-RPM drone so the cabin of the vehicle is still intimate and not drowned in an excessively loud tone. The system is built with ease in mind and utilizes a simple bolt-on installation with included mounting hardware. It is made from 100% 16-gauge 304 stainless steel and will resist corrosion for years to come. The design features twin 70 mm ceramic black or polished and laser engraved exhaust tips for a tasteful high-performance look that yields a maximum performance gain of 4 horsepower and 3 ft-lbs of torque. The factory computer-controlled exhaust valve is eliminated.\u003c\/p\u003e","brand":"DINAN","offers":[{"title":"Default Title","offer_id":41088683049143,"sku":"D660-0046-BLK","price":732.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/6429\/1511\/products\/LK9YzMCwzq.jpg?v=1648517220","url":"https:\/\/milkymotorsports.com\/products\/dinan-free-flow-axle-back-exhaust-2012-2016-bmw-328i-428i-black","provider":"Milky Motorsports","version":"1.0","type":"link"}