3Q2 819 021 · BLOWER Audi genuine (OEM) part number 3Q2 819 021, BLOWER. Fitted on (3)BLOWER — pos (2) (KAT1066.BIN)BLOWER — pos 2 (KAT596.BIN)BLOWER — pos (2) (KAT597.BIN) Open the interactive exploded diagram →