For 1996-2002 Pontiac Firebird V6 3.8L 2x 02 O2 Oxygen Sensor New 2344066 AUXITO

For 1996-1999 Cadillac Seville V8 4.6L 2PCS O2 Oxygen Sensor Upstream Downstream

For 1996-2001 Chevrolet Lumina V6 3.1L Oxygen O2 Sensor Upstream & Downstream 2X

2pcs for 2001-2004 Chevrolet Impala 3.4L Upstream Downstream Oxygen Sensor O2 02

2PC Upstream & Downstream O2 Sensor For 1994-1996 Chevrolet Lumina 3.4L 234-4012

2x Upstream & Downstream O2 Sensor For 1994-1996 Chevrolet Lumina 3.4L 234-4012

2pcs for 2001-2004 Chevrolet Impala 3.4L Upstream Downstream Oxygen Sensor O2 02

O2 Oxygen 02 Sensor for 2001-04 Chevrolet Impala 3.4L Upstream + Downstream 2pcs