2003 Mazda Protege Internal Wastegate Actuator (IWG) provides better turbo response and greater sensitivity when managing boost pressures. Designed as a direct bolt-on replacement for the factory part the 2003 Mazda Protege IWG is easy to install and requires no special tools or fabrication. It can't get any easier! FEATURES:Silicone diaphragm with Nomex reinforcement to withstand high temperatures.High grade billet aluminum construction.Stainless steel rods and connecting clevis for corrosion resistance.Locking Collar design cap allows for quick spring changes.Ideal for use with any Turbosmart boost controller. APPLICATIONS: 2003 Mazda Protege.