Our New Stage 2 Kit for the GT3! Get the full power! 50whp and 30ft-lbs!
Add a refined level of aggression and excitement to your 992 GT3 or GT3 RS with a Tune, header and exhaust package. Long tube runners and CNC’ed merge collectors optimize flow through the headers into a bespoke x-chamber muffler (valves closed path) and large diameter x-pipe (valves open path) for a higher pitched and smoother sound. Enjoy the enhancements to tone with volume controlled by your right foot!
DETAILS
+ Fits all Porsche 992 GT3 / GT3 RS models (2021+), and 991 Speedster
+ Also fits European spec models but must be paired with an OBD device or ECU tune to eliminate resulting check engine lights
+ All Soul Performance Products exhaust components are backed by the industry’s first and finest Lifetime Warranty for both street and track use
+ Soul Designed and built in-house at our Willow Grove, PA facility
WHAT'S INCLUDED:
-Euro Fiend Tuning Stage 2 Power and Bluetooth Module
-Headers and Exhaust Kit from Soul Performance
-AMC Air Intake for GT3
Ships within 1-3 business days. We can ship worldwide.
Performance
Unlock increased horsepower and torque—delivering smoother power and sharper response
Sound
Increase engine airflow while enhancing exhaust sound
Reliability
Factory safeguards remain fully intact
OPTIONS / FEATURES:
Raised Rev Limiter
Multiple Custom Maps That You Can Alternate Between
True on/off valve control
Top speed limiter removal
Cold start delete - On/Off
Auto start/stop elimated
What is ECU Tuning?
The Engine Control Unit (ECU, ECM, or in many European vehicles, the DME) is the electronic brain of your car. It controls critical functions like fuel delivery, ignition timing, boost pressure, throttle response, and torque management. From the factory, manufacturers often program these systems with conservative calibrations to meet global emissions standards and fuel type variations. ECU tuning is the process of recalibrating that software to optimize performance. By carefully adjusting key parameters, we can unlock more horsepower, increased torque, sharper throttle response, and smoother power delivery — all while maintaining drivability and reliability. Euro Fiend Tuning specializes in precision ECU calibrations engineered to elevate your vehicle’s performance and deliver a more responsive, engaging driving experience.
Transmission (TCU) Tune
Transmission Control Unit (TCU) tuning allows us to fine-tune the shift speed, firmness, and overall behavior of automatic transmissions. By recalibrating the factory software, we can deliver faster shift times, crisper engagement, optimized shift points, improved launch control, and increased torque capacity — resulting in quicker acceleration and a more responsive, performance-focused driving experience.
- Enhanced acceleration across various ranges (1/4 mile, 60–130 mph, 100–150 mph, etc.)
- Torque limiter optimization
- Personalized torque control
- Faster paddle-to-shift action
- Raised internal control pressures to handle higher torque and prevent slippage
- Optimized Launch Control
ECU Tuning Via Phone App
OBD tuning puts complete control in your hands—right from the driver’s seat.
Connect through your vehicle’s OBD2 port, download the app, and unlock performance in minutes.
With the included tuning module and guided setup, precision tuning has never been this fast—or this powerful.
Frequently Asked Questions
Euro Fiend Tuning: Your Questions, Answered
ECU tuning is the process of adjusting the engine control unit's software to enhance vehicle performance, efficiency, or fuel economy.
It can, depending on the manufacturer. Many warranties do not cover modifications like ECU tuning. That said, we have not had issues with our new module. Make sure to set it back to stock before going to the dealer.
For performance, use the highest-octane fuel recommended for your tune. For daily driving? That would be your preference, but min spec per manufacturer recommendation.
Yes, a properly tuned car can be used daily, as long as the tune is tailored for reliable, everyday driving.
The TCU (Transmission Control Unit) manages your vehicle's powertrain and transmission systems. We add some secret sauce and get your torque limits higher, and shift points smoother for a more precision-focused powertrain.
Map switching lets you switch between different tuning settings (maps) for varying driving conditions without having to retune the ECU at an additional charge per tune. Map switching can be done via the phone app and module.
Yes, if done by a professional using proper tools, ECU tuning is generally safe for your vehicle.
ECU tuning works by modifying the software that controls engine parameters like fuel mixture, ignition timing, and boost pressure to optimize performance.
The process of installing a tune depends on the vehicle’s make and model. Most tunes are installed via our module and phone app. This is a seamless process that takes minutes.
Stage 1 is for vehicles with no modifications, stage 2 is for vehicles with bolt-on upgrades or downpipes installed.
We provide comprehensive customer support every step of the way—from installation and post-installation guidance to troubleshooting and ongoing assistance.
If you’re not completely satisfied with the results, you can return the tune with confidence.
Choose tuning software that’s compatible with your vehicle and aligned with your performance goals. We offer free consultation. Contact us at info@eurfiendtuning.com
From our customers
Contact us
Have questions? We'd love to hear from you. Send us a message and we'll respond as soon as possible.
built & tuned
Developed for the enthusiast and designed for the racer
Tools included
Tools for OBD2 Tuning Included in Price
Fast shipping
Our Tuning ships within 2-3 business days to the United States. International destinations may vary, but average around 1-2 weeks.
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