AWE has tapped over two decades of experience in performance engineering to produce the ultimate exhaust for the The Ultimate Driving Machine?. Hundreds of hours of prototyping, engineering, research, testing, and daily usage evaluation has culminated in the AWE BMW F30 320i Exhaust Suite: The Options The AWE F30 BMW 320i Exhaust System is a downpipe back system that leverages an integrated 3* Resonated Performance Mid Pipe, and a 180 Technology? equipped Axleback section. When combined, these two components produce the perfect exhaust note, drone free. Important notes:All products are confirmed to fit both RWD and X Drive vehicles. AWE Touring Edition Exhaust + Performance Mid Pipe for BMW F30 320i, Single Side - Diamond Black Tip (90mm)