Honda / Isuzu Relay FCB-M30A-B Relay. This relay is the genuine Honda / IsuzuOEM part, not the cheap aftermarket stuff. The relay has been thoroughly tested here at our facility and is in good working condition. Cosmetically the relay is also in great shape and has a 6 month warranty. Please contact us with any questions. Please make sure your relay has this part number prior to purchase, thank you!