Support Brain Cancer Awareness month and get a 'Go Gray in May' Tee now! https://thehuntandcompany.com/ Today we tackle the insane rear Carbon Diffuser for the M4 GT3! Lots will have to be modified in order to get this piece to fit so let's get to work! Want to see more videos and behind the scenes content? Subscribe to our second channel! @tjhuntclips_ help us hit 100k subscribers!