Vauxhall Opel Astra G/MK4 Z22SE Engine Knock Sensor 12567711 Genuine GM Used

Genuine GM / Siemens used engine knock sensor for Vauxhall Opel Astra G/MK4 models with Z22SE engine. May also fit other Vauxhall models. GM part no. 12567711. In good used working condition. Comes exactly as pictured with fixing bolt. Thanks