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MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!!
This is a good ecm or engine computer for a 2017-2018 Mazda 3. The part # is PY9W18 881A. It comes with a 90- day warranty. Make sure your part number matches before ordering. Computer may need to be reprogrammed to your vehicle. Stock # 4F107
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MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!!