CT Tuning ECU Flash Porsche Cayenne 958.2 Turbo 4.8L V8 2017-2018
$2,000.00
- Description
- Additional information
Description
Transform your 2017-2018 Porsche Cayenne 958.2 Turbo 4.8L V8 with a professional ECU flash from CT Tuning. Our custom software unlocks massive performance gains while maintaining perfect drivability, providing sharper throttle response and increased power across the entire RPM range.
Crank Horsepower Ratings:
- Stock Power: 520hp | 553ft/lbs
- Tuned Power: 638hp | 693ft/lbs
ECU Flash Options:
- Vmax Off – Adjust or remove the factory top speed limiter.
- Race Exhaust – Optimized calibration for vehicles with full race exhaust systems.
- Pops & Bangs – Aggressive exhaust detonation upon throttle release. Requires full race exhaust system.
Why Choose CT Tuning
- Global tuning expertise with files tested for diverse environments.
- Seamless integration with basic bolt-on parts.
- Automatic adjustment for higher octane fuels.
- Calibrations can be reverted to factory settings.
- Proven, safe, and reliable performance results.
How to Flash Your ECU
- This process requires a bench flash. Remove the ECU and ship it to our facility. We will back up your software, apply the tune, and return the unit via your chosen shipping method.
- Schedule an appointment at our Arizona tuning center for installation.
ECU Reference
- This ECU typically identifies as Siemens SDI10.4.
Vehicle Fitment
- Porsche Cayenne 958.2 Turbo 4.8L V8 2017-2018
Product Notes:
- Power ratings are converted from PS/NM and may vary slightly from advertised figures.
- Tuning must be used within 6 months of purchase.
- Support is available for 30 days after file delivery.
- Future modifications if supported or OEM software updates require a $350 file service fee.
- No refunds once software is issued or locked to a vehicle.
- Emissions readiness is not forced; original files are provided for return to stock.
Additional information
| Weight | 5 lbs |
|---|---|
| Dimensions | 13.25 × 11.5 × 2.38 in |
| Make | Porsche |
| Model | 958 Cayenne |
| Product Year | 2017, 2018 |
CT Tuning software is purchased with the intention of using these products for Racing Competition Only. As the authorized purchasing party, you understand that some or all of these parts may not comply with Federal, State, Province, and/or Local laws, ordinances, and regulations. As the buyer, you take responsibility to ensure that any modifications or upgrades that have been done to your vehicle conform to all applicable laws and regulations for road use, especially pertaining to safety and emissions. To make a purchase, you will be required to sign a waiver acknowledging that these products are intended for Racing Competition Only and not meant to be used on a road car.