向来对宝马有着极高改装热忱的Alpina推出了基于5系车型的全新限量改装版B5 Bi-Turbo Edition 50。后缀名当中的50顾名思义,就是全球限定销售50台。既然是限量版,那么就会在现有5系的基础上做出些惊天地泣鬼神的动作,譬如动力部分。Alpina的工程师在原有宝马4.4L排量V8发动机的基础上进行了电控系统的重新调校.并在活塞、曲轴、连杆上进行了加强,并使用重新设计的涡轮增压器,使动力输出大幅度增强。最高功率输出达到447kW,扭矩攀升至 Alpina, which has always had a passion for BMW, has introduced a new limited edition B5 Bi-Turbo Edition 50 based on the 5 Series. Among the 50 as the name suggests, is the world’s limited sales of 50 units. Since it is a limited edition, then it will make some shaking on the basis of the existing 5 ZZZ movement, such as the dynamic part. Alpina engineers re-engineered the electronic control system based on the original BMW 4.4L displacement V8 engine and reinforced it with pistons, crankshafts and connecting rods and redesigned turbochargers to power Output increased significantly. The maximum power output reached 447kW, torque climbed to