Crankcase Oil Breather. We are an authorised distributor for Gates parts. Equivalent to Part Numbers: OE: 037103493AB MEYLE: 1000360001 RAPRO: R25…. 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).