On the 1986-93 Mustang, if you want to install a larger throttle body then you have to install a larger Mustang EGR spacer at the same time. Remember that you must purchase an EGR spacer the same size as your Mustangs throttle body.
-
1987-93 Mustang 5.0 Professional Products 65mm EGR Spacer Polished
Our Price:$60.99Market Price $87.99