1、Fitment: Fit for Civic Crx 1988‑1991; Fit for Integra 1986‑1993; Fit for Legend 1986‑1990; Fit for Vigor 1992‑1994; Fit for Accord 1986‑1989; Fit for Prelude 1985‑1991. 2、Rugged Material: The main relay conversion kit is crafted from ABS material, offering excellent durability and heat resistance to ensure long term stable operation. 3、Improved Efficiency: By converting the old OEM main relay to a standard relay switch, this kit enhances the efficiency and stability of the relay's operation, ensuring dependable performance. 4、Enhanced Performance: The main relay conversion kit is engineered to enhance the performance of your vehicle's electrical system, providing a more consistent power supply for various components. 5、Plug and Play Design: This conversion kit is designed for easy installation without the need for complex modifications, making it ideal for DIY enthusiasts or vehicle owners.