SKU: POR.996GT3.ET
Fabspeed Porsche 996 GT3 (1999-2005) XperTune Performance Software
This Fabspeed XperTune delivers custom ECU tuning for the Porsche 996 GT3 3.6L engine through a handheld device connected to the OBD-II port. It increases output to 406 HP and 314 TQ from stock 381 HP and 284 TQ while preserving drivability and reliability. No ECU removal or bench flashing required, just email your data for a vehicle-specific tune.
Key Features
- Power Gains: Adds 25 HP and 30 TQ for stronger acceleration and throttle response on 996 GT3 3.6L engines
- Handheld Tuner: Plugs into OBD-II port for easy read/write without shipping ECU, includes software interface
- Custom Tuning: Send stock file via email to [email protected], receive tailored tune in 1-2 business days
- Reversible Process: Flash back to stock anytime using the handheld, no permanent changes
- Precise Calibration: Adjusts air/fuel ratios, sensor inputs, and driving maps for consistent performance
Product Notes
- Requires Windows PC to transfer files, Mac not supported
- Handheld device pairs to one vehicle only
- Email ECU Tuning Information form with vehicle mods for best results
Installation Notes
- Professional installation recommended.
- Follow 5-step process: read stock data, email file, load custom tune, write to vehicle
- No special hardware needed beyond included handheld and PC access
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2005 | Porsche | 996 GT3 | 3.6L |
Why Choose Fabspeed?
- Proven Porsche specialists with direct motorsport tuning expertise
- Engineers focus on reliable power without drivability loss
- Delivers vehicle-specific files based on your exact setup
Frequently Asked Questions
- Q: Which Porsche 996 GT3 models does this fit?
A: Fits all 1999-2005 Porsche 996 GT3 with 3.6L engine, both early and late models - Q: Can I return to stock tune?
A: Yes, use the handheld to reflash original file anytime, no shop visit needed - Q: What do I need to complete tuning?
A: Windows PC, internet for email, and follow included Tuning Guide instructions
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact box 8 x 6 x 3 inches
- Weight: 1.2 lbs
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