Alpina has recently presented the XD3 BiTurbo and the B3 BiTurbo during the 2013 Geneva Motor Show, in a premiere.
According to the aftermarket specialists at Alpina, the XD3 BiTurbo is coming with electronically-adjustable dampers, with custom exhaust manifold, stainless steel exhaust system, a sport steering wheel, digital speed read-out and much more. Power to the Alpina XD3 BiTurbo is being provided by a 3.0 liter twin-turbocharged engine, made out of aluminum, producing a total output of 350 HP (257 kW) at 4,000 rpm, and 7,000 Nm of torque (516 lb-ft), available between 1,500 and 3,000 rpm. The unit is mated to a ZF eight-speed automatic transmission. Fuel consumption in the XD3 BiTurbo stands at 6.8L/100km (34.5 mpg UK / 41.5 mpg US).
Besides the XD3 BiTurbo, Alpina has also brought the B3 BiTurbo to the same 2013 Geneva Motor Show. The model is coming in two body styles, sedan and touring, and both versions are powered by the same 3.0 liter twin-turbo straight six-cylinder engine, generating 410 HP (310 kW) between 5,500 and 6,250 rpm, with a peak torque of 598 Nm (442 lb-ft), available at 3,000 rpm. The unit is mated to the same ZF eight-speed automatic transmission mentioned above. The 0 to 100 km/h (62 mph) sprint takes 4.2 seconds and top speed stands at 306 km/h (190 mph). The two models are burning 7.6L/100km (37.2 mpg UK / 30.9 mpg US) and they are emitting 177 g/km of CO2.