2 Check Valve Audi A6 Quattro S4 Intake Vacuum Check Valve 2 In / 2 Out #078 2 Inch Check Valve Vacuum Pump Check Valve - Compatible with 2000 - 2005 Audi A4 Quattro 1... 13" Universal Fit Steering Wheel for Polaris Slingshot 2015-2024 Without Adapter Please see description below for compatibility! Compatible with: Audi 2000-2004 A6 Quattro 2.7L V6 2001-2003 Allroad Quattro 2004-2005 Allroad Quattro 2.7L V6 2000-2002 S4 3054 FUJIKIN INLINE CHECK VALVE 2.26KPA 101215