Turbosmart WG 45/50 Gen-V 5 PSI Inner Spring YellowTurbosmart's GenV WG45 50 5psi Yellow Inner Spring is a must have for external wastegate setups. This spring provides the ideal boost pressure for any turbocharger, ensuring consistent and reliable performance even under extreme conditions. Turbosmart's design ensures that this spring will last for years, providing maximum performance with minimal maintenance. With Turbosmart's GenV WG45 50 5psi Yellow Inner Spring, you can trust that your engine will