
Porsche 991.2 GT3 / GT3 RS M-Engineering ECU Tune
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- Low stock - 1 item left
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With the M-Engineering ECU flash for the Porsche 991.2 GT3, GT3 Touring and GT3RS, adjustments are made to improve the throttle response, remove top speed limiters, adjust air/fuel ratios, and modify ignition timing and much more to improve the overall driving performance of the 4.0L flat-six engine. M-Engineering still utilizes all OEM ECU engine safety strategies.
PLEASE NOTE: M Engineering requires the ECU to be shipped to them for this tune.

Maps are available in Stage 1 and Stage 2 configurations for 91, 93, 100, and E85 fuels.
MAP NOTES:
Live Map Switching
M-Engineering also provides PDK Tuning
What octane are these tunes compatible with?
Files are tuned accordingly to your preference.
If I add an exhaust or intake, do I need to reflash my car?
No. Each individual table is tuned. Unlike others that do a global change to files, M-Engineering enables the ECU to adapt to basic bolt-on modifications like exhaust, intake, headers, etc. The only time you need to re-reflash your vehicle is when you change fuel components, turbo sizes, or engine internals, etc. Pro-Tunes are available for your heavily modified vehicle.
ABOUT M-ENGINEERING: M Engineering has over 15 years of engine and transmission calibration experience. Mitch has contributed calibrations to multiple high caliber, championship winning teams over a wide variety of racing disciplines, including road racing, drag racing, hill climbs, rally racing, and drifting. As a reverse engineer, Mitch was the lead on a project that was responsible for bringing Porsche aftermarket engine and transmission tuning to the mass market. Mitch has also consulted with multiple OEM part manufacturers for various products. Jon has just under a decade of experience calibrating many different platforms in motorsport, R&D, and high-volume retail settings. Over the years Jon has developed a high level of understanding in European, Japanese, and American OEM engine and transmission control strategies. He has grown to specialize mainly in European engine and Dual-Clutch Transmission calibration. Jon was responsible for most Porsche engine, Porsche PDK, & Ford calibrations used widely in the aftermarket on popular flashing devices.
Disclaimer: You accept responsibility and risks of any tunes and added features by M-Engineering. If you are not the end user of the car, you will be solely responsible for notifying the purchaser and/or customer they also accept the responsibility and risks of these and M-Engineering is not liable. M-Engineering is also not liable for voided warranties due to installation of our products.
Return Policy: All sales are final and non-refundable. M-Engineering provides specific software calibrations for individual vehicle use and is not liable for misuse or vehicle behavior due to installation error or mechanical issues. M-Engineering will work one-on-one with individuals to assist with remote diagnosis to vehicles to our best ability and advise next-action steps as needed. End-users are responsible for vehicle maintenance, integrity of aftermarket parts installation, and having their vehicles up-to-date with their manufacturer's latest updates and TSB's.
https://www.youtube.com/watch?v=thxz8zPiHF4
PLEASE NOTE: M Engineering requires the ECU to be shipped to them for this tune.

M-Engineering has been at the forefront of Porsche ECU tuning, and has spent countless hours of research and development to provide reliable performance improvements.
Maps are available in Stage 1 and Stage 2 configurations for 91, 93, 100, and E85 fuels.
MAP NOTES:
Live Map Switching
- Map Switching allows the driver to independently select power levels based on the octane of the fuel or fuel type by using the cruise control stalk. Map switching can be performed with the vehicle running without the need to shut the engine off.
- Example Map Slot Setup:
- Slot1 - Stock Power
- Slot2 - 93 Octane
- Slot3 - 100 Octane
- Slot4 - E85
- Slot5 - Valet
- Since Map Switching can be customized depending on the individual please contact us when purchasing if you'd like a different setup or would like a custom map slot.
- Example Map Slot Setup:
M-Engineering also provides PDK Tuning
HOW DOES IT WORK?:
- You are responsible for shipping the ECU to M-Engineering to be flashed.
- When you calculate shipping at checkout, this is for return shipping costs to you.
What octane are these tunes compatible with?
Files are tuned accordingly to your preference.
If I add an exhaust or intake, do I need to reflash my car?
No. Each individual table is tuned. Unlike others that do a global change to files, M-Engineering enables the ECU to adapt to basic bolt-on modifications like exhaust, intake, headers, etc. The only time you need to re-reflash your vehicle is when you change fuel components, turbo sizes, or engine internals, etc. Pro-Tunes are available for your heavily modified vehicle.
ABOUT M-ENGINEERING: M Engineering has over 15 years of engine and transmission calibration experience. Mitch has contributed calibrations to multiple high caliber, championship winning teams over a wide variety of racing disciplines, including road racing, drag racing, hill climbs, rally racing, and drifting. As a reverse engineer, Mitch was the lead on a project that was responsible for bringing Porsche aftermarket engine and transmission tuning to the mass market. Mitch has also consulted with multiple OEM part manufacturers for various products. Jon has just under a decade of experience calibrating many different platforms in motorsport, R&D, and high-volume retail settings. Over the years Jon has developed a high level of understanding in European, Japanese, and American OEM engine and transmission control strategies. He has grown to specialize mainly in European engine and Dual-Clutch Transmission calibration. Jon was responsible for most Porsche engine, Porsche PDK, & Ford calibrations used widely in the aftermarket on popular flashing devices.
Disclaimer: You accept responsibility and risks of any tunes and added features by M-Engineering. If you are not the end user of the car, you will be solely responsible for notifying the purchaser and/or customer they also accept the responsibility and risks of these and M-Engineering is not liable. M-Engineering is also not liable for voided warranties due to installation of our products.
Return Policy: All sales are final and non-refundable. M-Engineering provides specific software calibrations for individual vehicle use and is not liable for misuse or vehicle behavior due to installation error or mechanical issues. M-Engineering will work one-on-one with individuals to assist with remote diagnosis to vehicles to our best ability and advise next-action steps as needed. End-users are responsible for vehicle maintenance, integrity of aftermarket parts installation, and having their vehicles up-to-date with their manufacturer's latest updates and TSB's.
https://www.youtube.com/watch?v=thxz8zPiHF4
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