The do88 inlet hose for 1999–2002 Audi S4 and A6 2.7L BiTurbo (AGB/AJK/AZA) is supplied in blue and shaped to match the factory inlet plumbing for those engine codes. It provides a vehicle-specific direct replacement to restore proper routing and connections, useful when servicing or replacing worn inlet hoses on the listed S4 and A6 applications without modifying the factory layout.
do88 99-02 Audi S4/A6 2.7L BiTurbo (AGB/AJK/AZA) Inlet Hose - Blue