02 O2 Oxygen Sensor for 2003-2004 Cadillac CTS 3.2L Downstream OR Upstream

For 03-04 Cadillac CTS 3.2L V6 Upstream or Downstream Oxygen Sensor 02 O2

Oxygen Sensor O2 pstream Downstream For Cadillac CTS Chevrolet Buick GMC Pontiac

Upstream or Downstream O2 Oxygen Sensor for Cadillac CTS 2003 2004 Saab Saturn

4pcs for 2003-2004 Cadillac CTS 3.2L Upstream+Downstream Oxygen o2 02 Sensor