New upgrade goodies announced by BMW, including Akrapovic exhausts
http://www.evo.co.uk/news/evonews/291013/bmw_launches_m5_and_m6_upgrades.html
Not so sure about these rear lights though!:
New upgrade goodies announced by BMW, including Akrapovic exhausts
http://www.evo.co.uk/news/evonews/291013/bmw_launches_m5_and_m6_upgrades.html
Not so sure about these rear lights though!: