M-Engineering - ECU Tuning (991.1 GT3 / GT3RS)

Designed to Fit 2014-2016 Porsche 991.1 GT3 / GT3RS Product Description With the M-Engineering ECU flash for the Porsche 991.1 GT3 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 3.8L and 4.0L flat-six engine. M-Engineering still utilizes all OEM ECU engine safety strategies. We have base ECU Calibrations supporting the following vehicles, click on the link for the Calibration Notes: 991.1 GT3 991.1 GT3 RS Maps are available in Stage 1 and Stage 2 configurations in 91, 93, 100, and E85 fuels. Options below can be chosen individually. M-Engineering also provides PDK Tuning for the 991 platform. There is a discount to the entire tuning suite if purchased together here. 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. PLEASE NOTE - FOR THIS PRODUCT WE WILL NEED YOUR ECU SHIPPED TO M-Engineering. About M-Engineering We are a group of automotive enthusiasts who push the envelope of stock ecu advancements in modern automotive supercars. M-Engineering was started with a goal of providing a much needed service to the aftermarket industry. We strive to make sure that we are on the leading edge of development and calibration. No matter the platform, we are here to help with reverse engineering, hardware design, software design or calibration. We can do it all. Contact us and let us know how we can help you!