Compatibility: 1998-2002 Chevrolet Camaro 5.7L 1998-1999 Pontiac Firebird 5.7L Q&A: Q:What is Differences Between upstream and downstream O2 Sensor? .
Upstream + Downstream 4pcs O2 Oxygen 02 Sensor for 2007 Chevy Express 1500 4.3L
4pcs O2 Oxygen 02 Sensor for 2001-2002 GMC Yukon 6.0L Upstream + Downstream
O2 Oxygen 02 Sensor for 2003-2004 Dodge Ram 1500 4.7L Upstream + Downstream 4pcs
O2 Oxygen 02 Sensor For 02-2006 Suzuki XL-7 2.7L V6 Upstream Sensor 1
Upstream + Downstream For 1996-1997 Lexus LX450 4.5L Oxygen 02 Sensor 02 2pcs
4PCS Oxygen O2 Sensor For VW Touareg 2011-2017 Audi A4 2009 Upstream Downstream
