Porsche GT3 / GT3 RS ECU Tuning – 991 & 992 Chassis

Unleash the full potential of your Porsche GT3 or GT3 RS with MTech Performance ECU tuning. Designed specifically for the 991 and 992 chassis, our tuning calibrations improve throttle response, extend the rev limiter, reduce cold start noise, and optimize overall drivability without compromising the raw performance DNA Porsche is known for.

Whether you track your car or simply want more response and precision on the street, our GT3 tuning offers real-world benefits while keeping the factory safety systems intact. This is the cleanest, most refined way to bring your GT3 to life.

Supported Models

• 2014–2019 Porsche 911 GT3 (991.1 / 991.2)
• 2020+ Porsche 911 GT3 (992)
• All Porsche 911 GT3 RS (991 / 992)

Available Tuning Options

• 93 Octane Performance Tune – Enhanced throttle response, raised rev limiter, better power delivery
• 100 Octane Race Gas Tune – Maximum power calibration using high octane fuel

Included ECU Modifications

• Rev Limiter Adjustments – Enjoy higher RPM for more top-end power
• Cold Start Delete – Remove the loud cold start exhaust flare
• Exhaust Flap Behavior Tuning – Gain better control and sound under throttle

Important Notes

• No map switching available at this time
• Custom ECU flash requires shipping your ECU to our facility
• We handle all logistics via DHL Express with full insurance and tracking

Each calibration is tested under both street and motorsport conditions to ensure drivability, performance, and reliability. This is the same tuning trusted by Porsche owners around the world who demand the best for their GT cars.

Why Choose MTech Performance?

• Trusted ECU tuning provider for Porsche GT platforms
• Safe, proven results with no cutting or piggyback modules
• Fast ECU turnaround with customs-cleared DHL shipping
• Real-world gains and personalized customer support

Get more from your Porsche GT3 or GT3 RS with ECU tuning that speaks your language power, sound, and control, delivered with precision.