This is a video I made to compare the sounds between the Alfa Romeo Giulia Quadrifoglio 2.9 liter twin turbo V6 and the BMW M4 F83 3.0 liter twin turbo inline-six. Both cars are fitted with decat custom exhausts! Which one do you think sound the best? Let me know in the comments section below! Follow me also on: - Facebook: http://www.fb.com/NM2255 - Google+: http://plus.google.com/+NM2255 - Instagram http://www.instagram.com/nicknm2255/ - Twitter: http://Twitter.com/NM2255 - 2nd Car Channel: https://www.youtube.com/user/nickcarvideos