New OEM 90'-05' Mazda Miata Main relay

This is a Mazda-made replacement for the main control relay which controls the PCM. A bad main relay can cause problems like a no-start condition, a check engine light, unreliable vehicle ignition, or an engine that won't stay running, affecting the reliability of your vehicle. This relay is made to OEM specs, it is not only designed to replace the original but built to last.

Genuine Mazda part #'s;
90'-95' B6S8-18-811
96'-05' B5B4-18-811