Enhance the performance and driving experience of your Porsche 997.1 GT3 with Softronic Performance ECU Software. Developed specifically for Porsche's naturally aspirated 3.6L flat-six engine, this ECU calibration is designed to optimize engine management, increase horsepower and torque, and improve overall engine responsiveness.
Softronic advertises an increase in engine output from 415 bhp to 435 bhp, delivering an additional 20 horsepower over the factory calibration. Peak torque increases from 299 lb-ft to 320 lb-ft, representing an additional 21 lb-ft.
Designed to complement the high-revving characteristics of the Porsche GT3's motorsport-derived engine, Softronic's performance software refines engine calibration to deliver stronger acceleration and more responsive power delivery while preserving the naturally aspirated driving experience.
The software is developed and tested using 93-octane fuel, with published performance figures representing typical gains on stock vehicles. Actual results may vary depending on vehicle condition, fuel quality, environmental conditions, and installed modifications.
Softronic also offers additional calibration options, including free revving in neutral, left-foot braking functionality, manual-transmission RPM adjustments, and speed limiter modifications. Certain features may require custom programming and are intended exclusively for competition applications.
The tuning package includes an OBD-II programming cable and Softronic flashing software, allowing the vehicle's ECU to be programmed through its diagnostic port. The software license is tied to a single vehicle's VIN and cannot be transferred between vehicles.
For Porsche 997.1 GT3 owners seeking additional horsepower, improved torque delivery, and enhanced engine response without major mechanical modifications, Softronic Performance ECU Software provides a convenient performance upgrade.
Fits 2007–2009 Porsche 911 GT3 (997.1)
Designed for the 3.6L naturally aspirated flat-six engine
Compatible with supported factory ECU configurations
Porsche 997.1 GT3 RS requires the separate Softronic GT3 RS calibration
Not compatible with Porsche 997.2 GT3 or GT3 RS applications
Published performance figures are based on stock vehicles using 93-octane fuel
Vehicles with aftermarket intake, exhaust, or engine modifications may require custom calibration
Software license is restricted to one vehicle and tied to its VIN
Optional calibration features may require additional programming
Confirm ECU compatibility and programming requirements before ordering
Verify emissions compliance and intended use before installation
Softronic performance ECU calibration
OBD-II programming cable
Softronic ECU flashing software
Single-vehicle VIN-linked software license
Manufacturer: Softronic Software
Product Type: Performance ECU Tuning Software
Vehicle Application: Porsche 911 GT3 (997.1)
Model Years: 2007–2009
Engine: 3.6L Naturally Aspirated Flat-Six
Factory Horsepower: 415 bhp
Tuned Horsepower: 435 bhp
Advertised Horsepower Gain: +20 bhp
Factory Torque: 299 lb-ft
Tuned Torque: 320 lb-ft
Advertised Torque Gain: +21 lb-ft
Horsepower Increase: Approximately 4.8%
Torque Increase: Approximately 7.0%
Fuel Used for Published Results: 93 Octane
Programming Method: OBD-II Flashing
Software License: Single Vehicle / VIN-Locked
Custom Data-Logging Calibration: Available When Required
Manufacturer Reference Price: $1,195
20 horsepower increase raises manufacturer-advertised output from 415 bhp to 435 bhp.
21 lb-ft torque increase provides additional torque for improved acceleration and stronger power delivery.
Vehicle-specific ECU calibration is developed for the Porsche 997.1 GT3's naturally aspirated 3.6L flat-six engine.
Convenient OBD-II programming includes the necessary cable and flashing software for compatible vehicles.
Optional performance calibration features may include manual-transmission RPM adjustments, left-foot braking, and other vehicle-specific settings.
Custom tuning capability allows additional calibration through data logging when required for modified vehicles.
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