At Turner Motorsport, we have built our own reputation as one of North America’s premier suppliers of BMW OEM and performance parts, particularly with each generation of BMW M3. Throughout our 20+ years in the industry we have constantly pushed the envelope the technology and performance for BMWs, using knowledge gained on the road and on the race track. In order to continue to be at the forefront of offering the latest in performance for your BMW, it was only natural that we see what we could do with BMW’s great Turbo-powered M4!