Seller notes

Mass Air Flow Sensors Housings differ depending on what e46 model you own. This listing is for 3.50" Equipped Models Don't worry about damaging your Mass Air Flow (MAF) Sensor(s) with oiled air filters! Our kits come with Dry Air Filters, unlike some other competitors Improve Air Flow With Our 3.00" Intake Dry Flow Filter (DO NOT OIL) No Tune Required ⚠️ If you have an e46 with a smaller 3.00" MAF housing you need to purchase a coupler for that application Does Not Fit M3 or 3.00" MAF Equipp...

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