98-02 Honda Accord 3" Air Bypass Valve for Cold Air Intakes BLUE Inlet/Outlet size: 3" (76mm), BLUE Element. Please refer tot the picture for bypass valve overall size. Virtually eliminates chance of intake system ingesting water if filter becomes submerged Installs along upper portion of cold air intake systems with minor modifications (cutting might be required, depends on application) Vehicle Application: 1998 1999 2000 2001 2002 Honda Accord REMARK: The Air Bypass Valve is NOT for use on forced induction vehicles.