Alpina B4 All generations tuning files
Typical stock and Stage 1 figures for each engine. Open an engine for torque, ECU and technical data.
Engine
Stock
Stage 1
Gain
B4 Bi-Turbo 410hp
410 hp
450 hp
+40 hp
B4 Bi-Turbo 440hp
440 hp
—
on request
Figures are typical for a stock vehicle in good condition. Actual results depend on condition, fuel quality and fitted hardware.