The do88 turbo inlet hose for 1990–1992 Audi S2 2.2T (3B) is a black replacement designed to match the S2's turbo inlet routing. It restores the air path into the turbocharger for the 3B platform and is intended for use on the specified Audi S2 models. Replace worn or leaking inlet hoses with this vehicle-matched option to maintain consistent intake airflow.
do88 90-92 Audi S2 2.2T (3B) Turbo Inlet Hose - Black