IWG75 Porsche 993 911 Turbo Black 24PSIThe Porsche 993 Turbo 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 parts, the Porsche 993 Turbo Internal Wastegate Actuator is easy to install and requires no special tools or fabrication. It cant get any easier! FEATURES: Silicone diaphragm with Nomex reinforcement to withstand high temperatures. High grade, billet