E92
Engine	Original Power	Stage 1	Difference	Vmax
4.0i V8	309 kW (420 hp) 400Nm	328 kW (446 hp) 430Nm	26 hp	✓
4.0i V8	331 kW (450 hp) 440Nm	349 kW (475 hp) 470Nm	25 hp	✓