Installing Adapter-X on a 981/991.1: Customer Install Stories
Adapter-x add mode switch dial control drive mode to Porsche 991.1/981/958.1
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All adapters
Original price
$349.00
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Original price
$399.00
Original price
$349.00
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$399.00
$349.00
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$399.00
Current price
$349.00
STMV1/STMV1-H
GPS Adapter
In stock
GPS Adapter supports OEM equipment only and is not compatible with non-OEM products. OEM_VS_Non-OEM_Control_Unit Please send photos of the old an...
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Original price
$349.00
-
Original price
$399.00
Original price
$349.00
-
$399.00
$349.00
-
$399.00
Current price
$349.00
Original price
$499.00
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Original price
$549.00
Original price
$499.00
-
$549.00
$499.00
-
$549.00
Current price
$499.00
STMV1-971
GPS Adapter
In stock
Please send photos of the old and new steering wheels to info@gpsadapter.us before ordering. We can help confirm which adapter and parts are neede...
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Original price
$499.00
-
Original price
$549.00
Original price
$499.00
-
$549.00
$499.00
-
$549.00
Current price
$499.00
Original price
$0.00
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Original price
$0.00
Original price
$0.00
$499.00
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$649.00
$499.00
-
$649.00
Current price
$499.00
Adapter-X V2
GPS Adapter
In stock
GPS Adapter supports OEM equipment only and is not compatible with non-OEM products. OEM_VS_Non-OEM_Control_Unit Please send photos of the old a...
View full details
Original price
$0.00
-
Original price
$0.00
Original price
$0.00
$499.00
-
$649.00
$499.00
-
$649.00
Current price
$499.00
Blog posts
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![[Hidden Menu] Enabling Instrument Cluster Menu Icons with PIWIS Engineer Mode](//gpsadapter.us/cdn/shop/articles/IMG_5800_3cb3725d-b414-4e32-9ba0-df27e748ec79_700x700_crop_center.jpg?v=1766884745)
[Hidden Menu] Enabling Instrument Cluster Menu Icons with PIWIS Engineer Mode
Read nowWhile exploring PIWIS2 Engineer Mode, we found an interesting instrument cluster menu setting that allows you to enable additional icons in the menu titles, as shown below. In PIWIS Engineer Mode, navigate to Instrument Cluster (Kombiinstrument) and set:“Icons in der...
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Inside the Adapter-X Project: Developing Mode Switch and Multifunction Support
Read nowThe steering wheel mode switch, originally introduced on the 918 Spyder, is now standard on 991.2/718 models and the latest 971/9YA vehicles equipped with the Sport Chrono Package. This mode switch allows drivers to select between four driving modes: Normal,...
![[Hidden Menu] Enabling Instrument Cluster Menu Icons with PIWIS Engineer Mode](http://gpsadapter.us/cdn/shop/articles/IMG_5800_3cb3725d-b414-4e32-9ba0-df27e748ec79_700x700_crop_center.jpg?v=1766884745)
Support
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Steering wheel adapter installation guide
Read nowAdapter installation guide PDF Download PDF 20/Dec/2025 V2.10
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Add steering wheel heating function (replace steering control module and clock spring)
How to replace steering control module and coding active functions, how to calibrate steering angle sensorRead now -
Coding Guide: Upgrading a Sport Design Steering Wheel to Multifunction
Read nowPorsche 991.1/981/970 vehicles originally equipped with a Sport Design steering wheel (with PDK shift paddles) and the Sport Chrono Package can be upgraded to a multifunction steering wheel without requiring a “Multifunction Enable” activation code. On these vehicles, the ◊...
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