Power comes from an all-aluminum V8 from the B7 Bi-Turbo making a total of 507-hp and a peak torque of 516 lb-ft. Mated to a ZF SWITCH-TRONIC 8-speed sport automatic transmission, the 2011 BMW Alpina B5 Bi-Turbo goes from 0-62 mph in 4.7 seconds with a top speed of 191 mph.
Besides that the 2011 BMW Alpina B5 Bi-Turbo gets a range of aerodynamic body kit upgrades and a revamped interior.