Introduction
This manual provides a step-by-step procedure for converting the stock exterior side mirrors to the newer 1992-1995 GTS aero mirrors on a 1991 Porsche 928 S4.
The GTS aero mirror design is lighter in weight and features an ABS construction, with some similar internal components to the older design.
Disclaimer and Warnings
The reader assumes all risk and responsibility associated with any aspect of the procedure. The authors and the 928 Owners Club are not responsible for any consequences, including injury or damage, resulting from the use or misuse of the procedure.
Preparation and Installation
The procedure involves electrical wiring, lead soldering, and technical procedures that may require experience or additional help. A parts checklist is provided, and it is recommended to verify that all required parts are in possession before commencing the procedure.
The installation process is estimated to take approximately 10-12 hours, and it is strongly suggested that all painted parts be fully cured (7-10 days) prior to handling and installation.
Tools Required
A list of required tools is provided, including metric socket sets, Allen keys, and electrical wire connector hand crimping tools.
Removing old mirrors and installing the new GTS aero mirrors requires careful attention to detail and patience.
Manual:
Download: Porsche 928 GTS Aero Mirror Conversion Manual (1991-1995)
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