COBB Accessport for Porsche 997.1 GT3 / GT3 RS

Tune the supported 997.1 GT3/RS manual ECU and watch relevant engine data on the Accessport display. This reference covers the earlier GT engine, separate from the 997.2 device.

Technical Details

• Earlier 997.1 GT3/RS manual ECU application, distinct from the later GT3 device.
• The display can show up to six monitored ECU values and record data for diagnosis.
• Select a current calibration for the exact naturally aspirated engine and fuel.
• Use a compatible PC or Mac with Accessport Manager for maps, logs and device updates.
• Verify the currently installed calibration first. Programming over an unapproved third-party file can cause ECU or transmission-control failure.

Use restrictions

Use only the current calibration approved for the exact application, fuel and hardware. Any CARB Executive Order coverage is limited to its listed vehicles and configurations; no blanket approval is asserted for all maps or modifications.

PMB Performance brings over 20 years of parts and fitment experience. Send your VIN, ECU reference, intended fuel and installed hardware for help confirming the correct configuration.

Fitment & Compatibility

Use the application details below together with the original component and any existing modifications.