Belt tensioner and belt guide pulley tensioning component compatible with vehicles from 2008 onwards, including models designated F01, F02, F03, F04, X6 E71, and E72.Designed for use with engine systems requiring precise belt alignment and tension control.Suitable for applications involving 2.0L, 2.5L, and 3.0L inline-4 and inline-6 engines with DOHC configurations, both naturally aspirated and turbocharged variants. Important: This is an independent aftermarket part.Brand/model references serve only to show compatibility.