ESS E-Flash N54 ECU Performance Software E-Flash Stage 1 : Top Speed Governor: RemovedRPM Limit: 7000RPMFuel requirement: 91US/95EuroHorsepower: 355 DIN (Stock 306) Torque: 480NM (Stock 400NM) E-Flash Stage 2 : Top Speed Governor: RemovedRPM Limit: 7200RPMFuel requirement:... MSRP: Now: $595.00 Choose Options Compare Selected