The 1991 928 S4 represents the pinnacle of the third generation of this distinctive front-engine, rear-wheel-drive luxury grand tourer. Engineered for performance and comfort, the 928 S4 embodies renowned dedication to quality and advanced automotive design. Its V8 engine, sophisticated transaxle layout for balanced handling, and aerodynamic styling set it apart in its class, offering a unique blend of sports car dynamics and GT refinement. This model continued the legacy of pushing engineering boundaries, providing a compelling alternative to traditional rear-engine sports cars and establishing itself as a benchmark in automotive luxury and performance.

This comprehensive owner's manual provides essential information for operating, maintaining, and understanding your 1991 928 S4. It covers critical areas including powertrain operation, chassis systems, electrical components, and interior features, offering guidance on everything from routine checks to understanding dashboard indicators. The manual details recommended maintenance schedules and procedures, fluid specifications, and basic troubleshooting tips to help ensure the longevity and optimal performance of your vehicle. While focused on owner-level understanding and safe usage, it serves as a valuable resource for owners and technicians alike in appreciating and caring for this exceptional model.

The 1991 928 S4 represents the pinnacle of the third generation of this distinctive front-engine, rear-wheel-drive luxury grand tourer. Engineered for performance and comfort, the 928 S4 embodies renowned dedication to quality and advanced automotive design. Its V8 engine, sophisticated transaxle layout for balanced handling, and aerodynamic styling set it apart in its class, offering a unique blend of sports car dynamics and GT refinement. This model continued the legacy of pushing engineering boundaries, providing a compelling alternative to traditional rear-engine sports cars and establishing itself as a benchmark in automotive luxury and performance.

This comprehensive owner's manual provides essential information for operating, maintaining, and understanding your 1991 928 S4. It covers critical areas including powertrain operation, chassis systems, electrical components, and interior features, offering guidance on everything from routine checks to understanding dashboard indicators. The manual details recommended maintenance schedules and procedures, fluid specifications, and basic troubleshooting tips to help ensure the longevity and optimal performance of your vehicle. While focused on owner-level understanding and safe usage, it serves as a valuable resource for owners and technicians alike in appreciating and caring for this exceptional model.