VAG 1.8L (02-06) Water Hose Supply to Turbo OEM Water Hose - Supply to Turbo. part# (06B 121 497 F). Fits: Audi: (2002-2006): A4 1.8L Fits: Audi: (2002-2005): A4 Quattro 1.8L Fits: VW: (2000-2001): Passat 1.8L: AUG Engine Fits: VW: (2003-2005): Passat 1.8L