In 2004 the production of the ALPINA B5 went to, which was developed based on the BMW M5. In contrast to the M5 Alpina B5 is equipped with a turbocharged (by radial compressor) V8 engine developing 500 hp at 4,250 rpm and a maximum torque of 700 Nm unfolds. In addition, the Alpina B5 accelerated in about 4.7 seconds from 0 to 100 km / h and reaches a top speed of 314 km / h (manufacturer's specification). In contrast to the works in the ALPINA BMW M5 6-speed automatic transmission (Switch-Tronic), which can be switched manually via buttons on the steering wheel also. Thus, the fitted with 19-inch wheels ALPINA B5 is a comfort-oriented alternative to the M5. The car is available as a sedan as well - offered as a station wagon - under the name Touring.