AUDI80 B4 Saloon (8C2) 1991-19952.3 E i EngineExhaust Emission ControlSecondary Air InjectionSecondary Air Suction System Article Availability Price PIERBURG 7.21610.00.0 Substitutes Valve, secondary air intake suction Operating Mode: ElectricValve type: Switch ValveVoltage: 12V No results found!