OEM Number: 5WK98505 / 13628570107. Type: Mass Airflow Sensor (MAF Sensor). BMW 1 Sports Hatch (F20) 2011-2019. BMW 1 Sports Hatch (F21) 2015-2019. BMW 2 Active Tourer (F45) 2013-2021. BMW 2 Convertible (F23) 2014-2020.
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