1982-92 Camaro Z28 and Firebird GTA Trans Am, 4-Wheel Disc Proportioning Valve
Valve has 5 brake line connection ports - 3 on top, 2 on bottom.
A must for 4-Wheel Disc Brake conversions proper operation.
This is a rare part we have available about once per year.
Rebuild - ready to install. OEM GM. No longer produced by GM.