ALPINA B6 ALPINA B6 Bi-Turbo Gran Coupe (F06 (15 - )) (View this ALPINA's Stats) ALPINA B6 Bi-Turbo Gran Coupe coupes 36 (2015) ALPINA Green/Champagne Leather - ALPINA B6 Bi-Turbo Gran Coupe (number 36) more photos (35) owned by ALPINA. Car Details: Geneva 2015 Show Car Last Updated: 12:36 PM, 5th March 2015      Car Added: 5th March 2015