Fabspeed XperTune for Porsche 958 Cayenne V6 (2011–2014)

Apply an early 958 Cayenne V6 calibration through the included handheld after reading its original ECU. This 3.6-liter application is distinct from the facelift V6 send-in service. Fabspeed Motorsport, based in Fort Washington, Pennsylvania, develops exhaust systems, air intakes and ECU tuning for sports cars including Porsche. Its development work uses dynamometer testing, road evaluation and racetrack testing.

Technical Details

• Manufacturer product reference: FS.POR.958V6.ET.
• OBD-II handheld included and linked to one car.
• Windows PC needed; macOS unsupported.
• Submit original data, fuel and complete modification list.
• Manufacturer comparison lists 300-to-320 hp output, not guaranteed wheel power.
• Retained stock-file restoration follows the supplied procedure.

Use restrictions

The calibration must retain required emissions controls. Fabspeed excludes requests to disable emissions equipment or its monitoring.

Installation Resources

• Handheld ECU tuning guide (PDF)

Manufacturer Videos

Fabspeed XperTune Handheld Tuner Tutorial | Including MyGenius Software Tutorial

Demonstration vehicles may have additional modifications. The selected product configuration determines what is supplied; a video does not establish fitment or guarantee a particular sound or output.

Need help matching this part? PMB Performance brings over 20 years of parts and fitment experience. Send your VIN, ECU reference, fuel and modification list so we can help verify the application before you order.

Fitment & Compatibility