2008 2017 B8 & B8.5 Audi S5 Dry Carbon Fiber Spoiler V1 A5 B8 2 door M4 Style Dry Carbon Fiber Spoiler Audi A4 B8 HK Style Carbon Fiber Trunk Spoiler Eurobahndynamics Audi B8.5 A4 S4 Style Carbon Fiber Spoiler Eurobahndynamics Audi B8.5 A4 PSM Style Carbon Fiber Spoiler Audi A4 B8.5 Carbon Fiber Rear Spoiler Trunk Boot Wing Lip M4 Style. NWCarbon Haus A5 B8 2 door M4 Style Dry Carbon Fiber Spoiler. Constructed of pre preg carbon fiber using state of the art technology to ensure perfect fitment and quality every time. Lead time 3 4 weeks.