Since its inception in 2002, the Porsche Cayenne has been a leader in the luxury SUV market. It’s large, loaded with features, and offers decent performance, especially the higher models. Where earlier Cayenne GTS models were equipped with. 4.8L V8, the later GTS models use a 3.6L twin-turbo V6. The move to a smaller twin turbo engine improved peak horsepower and massively increase low-end torque.

In totally stock form, the 2015 – 2018 Cayenne GTS outputs around 440 horsepower and 443 lb-ft of torque. That might sound like a lot of power, but the Cayenne is a very heavy SUV and can easily make that power feel a little underwhelming. Luckily, the twin-turbo V6 under the hood responds very well to modifications and tuning.

Why Install an ECU Flash?

The whole purpose of installing an ECU flash is to maximize your Cayenneโ€™s potential. Aftermarket modifications such as an intake or exhaust can improve airflow through your engine, but without proper tuning the potential power gains canโ€™t be fully realized. With an ECU tune, fueling, ignition timing, and boost can all be optimized, which results in a big power increase.

In the case of the Cayenne GTS, there is no way to install an ECU flash through the OBDII port, so the ECU must be removed so the tune file can be installed on a tuning bench. Once the tune file is installed, parameters such as air/fuel ratio, ignition timing, boost, rev limiter, speed limiter, and many more, are optimized for improved performance.

The Performance Gains

As tested on our in-house dyno, in stock form the Cayenne GTS put down 383whp and 357wtq. After our VR Tuned ECU flash was installed, the same Cayenne GTS put down 413whp and 398wtq, representing a gain of +30whp and +41wtq. With 15% drivetrain loss accounted for, the total power output of the tuned Cayenne GTS is around 480hp!

  • Stock Power: 440HP and 443LB-FT
  • Stage 1 Power: 460HP and 479LB-FT
  • Stage 2 Power: 480HP and 495LB-FT
  • Improved throttle response
  • Improved fuel economy

Learn more and order your VR Tuned ECU flash for Porsche Cayenne GTS here

If you have questions, please contact us. You can reach us by phone at 1-480-966-3040 or via email at sales@vividracing.com.

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About The Author

Dan Mermelstein - Co-Owner, Blogger, Porsche Enthusiast, VRTuned Marketing and Technical Support. Available to make your car faster!

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