Bosch Oxygen Sensor (single wire) - VW Mk1 & Mk2
Bosch Oxygen Sensor (4-wire) - VW Mk3 93-95 4Cyl./VR6
Bosch Oxygen Sensor (4-wire) - VW Mk2 Corr. G60
Bosch Oxygen Sensor (3-wire) - VW Mk2 Digifant 91-92
Bosch Oxygen Sensor (3-wire) - VW Mk2 Digifant 88-91
Bosch Oxygen Sensor (3-wire) - VW Mk1 & Mk2