Kia K4: Driver Adjustments

Other information:

Kia K4 (CL4) 2025-2026 Owner's Manual: Tires and wheels

For consistent vehicle performance, long-term safety, and optimal fuel economy, it is essential that you always maintain the recommended tire pressures and operate the Kia K4 within the specified load limits and weight distribution guidelines. Recommended cold tire inflation pressures For the most accurate readings, check all tire pressures while the tires are "cold.

Kia K4 (CL4) 2025-2026 Owner's Manual: Audio system

The audio system in your Kia K4 is engineered for high-fidelity performance. To ensure the longevity and proper operation of all infotainment components, please adhere to the following guidelines regarding vehicle modifications and accessories. NOTE We strongly advise against the installation of aftermarket High Intensity Discharge (HID) headlight kits.