1986-93 5.0L Mustang, 65 mm EGR plate BBK has you covered when it comes to affordable performance. This Power Plus EGR plate is cast from high quality 356 aluminum alloy and is machined on a state-of-the-art CNC machine center to ensure a perfect fit on your Mustang. Matching throttle body also required. Increase your air flow with BBK Power Plus EGR plates.