Mitsubishi MR217319 Front ECU Relay Module. This relay module is a genuine Mitsubishi OEM part, not the cheap aftermarket stuff. The relay module has been thoroughly tested here at our facility and is in good working condition. Cosmetically the relay module is also in great shape. Please contact us with any questions. Please make sure your relay has this part number prior to purchase, thank you! We also offer a 6 month warranty with this part.