Pierburg 68086987AA Change Over Valve

The Pierburg 68086987AA is a 12V DC vacuum-operated change-over valve designed for emission control systems including secondary air injection (SAI) and exhaust gas recirculation (EGR) vacuum management. It features a two-pin electrical connector and a black plastic housing with multiple vacuum ports for pressure conversion and switching functions. This component serves as a direct replacement for Chrysler Mopar part numbers 68086987AA and 05099822AA, Mercedes-Benz numbers 0025407097 and 0025401497, and Pierburg OEM reference 7.02256.37.0. It is engineered to withstand underhood thermal cycling and vibration in passenger car and light commercial vehicle applications.