506 HP Stage 1 ECU Software | BMW 550i/650i/750i/X5/X6

Calculated Flywheel Power:

OEM Stock:  410HP / 466TQ
Tuned 93 Octane:    506HP / 584TQ

Measured Wheel Power:

OEM Stock   336WHP / 382WTQ
Tuned 93 Octane:   415WHP / 479WTQ