Downstream Front For 2005-2007 Cadillac CTS 2.8L 3.6L Oxygen O2 Sensor 2132823

For 1996 - 2002 Pontiac Firebird 3.8l Downstream Rear 02 O2 Oxygen Sensor SG277

Downstream Front For 2005-2007 Cadillac CTS 2.8L 3.6L Oxygen O2 Sensor 2132823

For 2005-2007 Cadillac CTS 2.8L Upstream Downstream 02 Oxygen O2 Sensor SG277

2x Oxygen Sensor Fit 2005-2011 Cadillac CTS SRX STS 2.8L 3.6L 4.6L Downstream US

✅For 1996 - 2002 Pontiac Firebird 3.8l Downstream Rear 02 O2 Oxygen Sensor SG277

✔For 1996 - 2002 Pontiac Firebird 3.8l Downstream Rear 02 O2 Oxygen Sensor SG277