CarBahn 406 HP Stage 1 ECU Software | BMW M240i/340i/440i/540i/640i/740i B58

Calculated Flywheel Power:

OEM Stock:  345HP / 355TQ
Tuned 93 Octane:    406HP / 388TQ

Measured Wheel Power:

OEM Stock   304WHP / 312WTQ
Tuned 93 Octane:   357WHP / 342WTQ

• Top Speed Governor Removed