The Aeroflow Performance billet internal wastegate actuator is designed to provide better turbo response,stable boost control and better management of boost pressures. This billet actuator is constructed from high grade aluminium with stainless steel adjustable rodand connecting clevis for corrosion resistance which makes it a much stronger and more reliable replacement for any OEM application. The ability to interchange for various spring pressures are great for any application to suit a range of boost pressures.