The International 8100-8300 Gauges & Switches category offers a variety of high-quality instruments for International semi-truck owners. These gauges and switches monitor and control truck systems such as engine, transmission, air pressure, and electrical levels. Key features include: - Durable construction and easy-to-read displays - A variety of sizes, styles, and mounting options - Mechanical and electronic gauges for oil pressure, temperature, tachometers, and more - Switches and control components for truck functions and accessories Whether replacing worn-out parts, upgrading to advanced systems, or adding new controls, this category provides reliable, high-performance options to keep your International running smoothly.