Heated oxygen sensor

4DRS CH 70019-, 5DRS CH 822-, For cars with emission code 0, see product sign., For code key see Catalogue Preface, Group 01., unleaded gasoline, -1996 | For cars without air pump | For cars without air pump, 4DRS CH 70019- | For cars without air pump, 4DRS CH 70019-, 5DRS CH 11800-