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.