The Hypercoil Coil Spring 1810D0050 is designed specifically for racing applications, providing improved performance and handling. Manufactured by Hyperco, this coil spring is a high-quality performance part that is ideal for enhancing the racing experience. With a manufacturer part number of 10D0050, this product comes with a California Prop 65 Warning due to its material composition. Although it does not come with a warranty, the Hypercoil Coil Spring is a trusted choice for automotive enthusiasts looking to upgrade their suspension system for optimal racing performance.