Mitsubishi Evolution 8 / 9 Rear Diffuser 2003-2007 'Tow Hooks'] Auxiliary Ports: An Exhaust Gas

Auxiliary Ports: An Exhaust Gas Temperature (EGT) port is incorporated into each manifold for easy installation of gauges or testing equipment

Built In Fuel Pressure Gauge Port

Borla 99-07 GMC Sierra / 99-07 Chevrolet Silverado SS Catback Exhaust

GMC Sierra 3500 HD SLT 2007

Armor Plus Resonator Bypass

Mitsubishi Evolution 8 / 9 Rear Diffuser 2003-2007 'Tow Hooks'] Auxiliary Ports: An Exhaust GasDiffusers work in conjunction with other aerodynamic components of a car to help produce downforce. Because a car displaces air as it moves forward, the air molecules in the rear of the car get disrupted causing a vacuum of low pressure air. To help channel the high speed air flow coming from underneath the car, diffusers redirects the high speed air flow to transition smoothly into the low pressure vacuum in the rear. This encourages a smoother