The Evolution
MotorSports Performance software for the Porsche 991 GT3 is a simple yet
effective way to improve the performance of a completely stock or slightly
modified 3.8L engine. Our rigorous testing, attention to details and stringent
quality control ensures this upgrade is in a league of its own in terms of
power and engine safety. Thoroughly tested on both the street and racetrack
with both 91 and 93 octane pump fuels. The seamless integration of our software
tuning enhances the overall power and drivability of this engine for
uncompromised performance.

EVOMSit ECU Features include:
- Stage 1 software
programmed for stock exhaust / standard OEM catalysts

- Stage 2 software programmed for aftermarket exhaust / standard OEM catalysts

- Stage 3 software programmed for aftermarket exhaust, sport headers / high
flow catalysts

- Takes advantage of the untapped potential of the engine without excessive
mechanical stress

- ~17 HP / ~8 ft.lb. TQ Gain – Software Alone

- Dyno Tested on 91 Octane Fuel. 93 Octane mapping yields slightly higher power
gains

- All engine protection functions remain intact

- OBDII diagnostic capability is fully retained

- Calibrations for both 91 octane (95 RON) and 93 octane (98 RON) specific fuel


- Improved throttle response / overall drivability

- Enhanced Launch Control Functions

- Extensively tested, performance validated

- All tuning done in house – Same day turnaround