The Porsche 958 Cayenne 4.2TDI 382hp SUV reaches an astonishing 700ft/lbs of torque with the VR Tuned ECU Flash. When you get a ECU Flash, we do a full remap to improve horsepower and torque throughout the entire power curve! Diesel performance gains are quite outstanding with huge increases in torque. Turbo diesels are designed to give you incredible gas mileage and useful power during normal drive conditions. The Porsche 958 Cayenne 4.2TDI can definitely take advantage of what tuning has to offer. Improve torque and horsepower as well as pulling ability with a tune. Have better throttle control and improve your 0-60mph times.
Crank Horsepower Ratings:
- Stock Power: 382 HP | 626 ft/lbs
- Tuned Power: 440 HP | 700 ft/lbs
With the VR Tuned ECU Flash, basic bolt-on performance parts will not require a retune of your ECU. Adding parts such as an exhaust, intake, plenum, pulley, will all adjust with the tune. As we have tested on vehicles here, the cars do adapt and the ECU will continue to learn and improve.
What are the benefits of VR Tuned?
- #1 priority is our customer service to you!
- Our tuning is used worldwide. We have powered Porsche's of all types.
- We test and dyno tune on our own cars to make sure what you get is safe, reliable, and gives you the results you want!
The VR Tuned OBDII flash for the Siemens SDI9 ECU is only available via OBDII port flash with our tuning tools. End user cables to flash your own vehicle are not available at this time. We do expect these available in the near future. To have your car tuned, we require the car to be with us at our Gilbert, Arizona location or we come to you with applicable expenses covered. All ECU tunes can be reverted back to stock if necessary. There are no marks or info saved that a Porsche PIWIS tool can view for warranty purposes. If you do have concerns about warranty, you can contact us or talk to your local Porsche dealer.
Note: Some Cayenne use a SDI8 ECU which cannot be bench flashed. This ECU can only be done via the OBDII port. To know if you have a SDI6 or SDI8 ECU, you need to look on the front cover of the ECU as seen here. The VR Tuned flash for the Siemens SDI8 ECU is only available via OBDII port flash with our tuning tools. If you do have concerns about warranty, you can contact us or talk to your local Porsche dealer.This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles. Purchasing this product requires you to sign our Vehicle Compliance Waiver Here.