All of our sensors are state-of-the-art. You will get a 3 years warranty. Air flow sensor fits BMW. BMW: 7527518 / 7 527 518. BMW: 13621722489 / 13 62 1 722 489. BMW: 13621730074 / 13 62 1 730 074. BMW: 13627527518 / 13 62 7 527 518.
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