Mass Air Flow Meter. This is a high quality replacement part, made in one of our approved factories using the latest technology and materials. All of our parts meet or exceed UK and European required specifications and we offer an unrivalled 5 year warranty for total piece of mind. Equivalent to Part Numbers: OE: 03L906461 CONTINENTAL/VDO: 5WK97023 ELTA�. If you order before 12PM we'll dispatch same day from our UK warehouse. For guaranteed next day delivery please select this option at checkout. This product comes with free 365-day no quibble returns (UK only).