81A 035 466 C · Amplifiers Audi genuine (OEM) part number 81A 035 466 C, Amplifiers. Fitted on (3)BOOSTER — pos (1) (KAT535.BIN)BOOSTER — pos 1 (KAT582.BIN)BOOSTER — pos (1) (KAT803.BIN) Open the interactive exploded diagram →