Enhance your engine's performance with the PPE 113072000 Release Valve Shim Kit. Designed to increase pressure on your fuel rail pressure relief valve, this kit helps maintain high fuel rail pressure during heavy engine loads, effectively preventing low fuel rail pressure DTC codes like P1093 and P0087. If you're aiming for optimal engine efficiency and reliability, the PPE Release Valve Shim Kit is the ideal solution for maximizing your vehicle's capabilities. Upgrade today for improved performance!