Porsche Boxster GT4 4.0 420hp

Stock vs. Tune Maps remap

Measured values for the Porsche Boxster GT4 4.0 420hp.

	Stock	Remap	Difference
Power	420 HP	440 HP	+20 HP
Torque	420 Nm	440 Nm	+20 Nm

From the factory the Porsche Boxster with the GT4 4.0 420hp engine (2016 -> (718)) delivers 420 HP and 420 Nm on petrol. With a Tune Maps remap the calibration is optimised to 440 HP and 440 Nm – that is 5% more power and 5% more torque, while staying within safe limits for engine and drivetrain. The engine is controlled by a Bosch MG1CP007 ECU.

Measured values. Results can vary with vehicle condition, fuel quality and hardware.

Engine & ECU data