New Oxygen O2 Sensor Upstream/Downstream 234-4407 fit for 03 04 05 06 Chevrolet Silverado 1500

Fitment fit for 2003-2006 Express 1500 Base - 4.3L 2003-2006 Express 1500 Base - 5.3L 2003-2006 Express 1500 LS - 5.3L 2004-2006 Express 1500 LS - 4.3L 2006 Express 1500 LT - 4.3L 2006 Express 1500 LT - 5.3L 2007 Express 1500 LS - 5.3L[Only fit: Exc. Calif.] 2007 Express 1500 LT - 5.3L[Only fit: Exc. Calif.] 2003-2005 Express 2500 Base - 4.3L 2003-2007 Express 2500 Base - 6.0L 2003-2007 Express 2500 LS - 6.0L 2004-2007 Express 2500 Base - 4.8L 2004-2005 Express 2500 Base - 5.3L 2004-2005 Express 2500 LS - 4.3L 2004 Express 2500 LS - 4.8L 2004 Express 2500 LS - 5.3L 2006 Express 2500 LS - 4.8L 2006 Express 2500 LT - 4.8L 2006-2007 Express 2500 LT - 6.0L 2003-2007 Express 3500 Base - 6.0L 2003-2007 Express 3500 LS - 6.0L 2005-2007 Express 3500 Base - 4.8L 2005 Express 3500 LS - 4.8L 2006-2007 Express 3500 LT - 6.0L ...... and for more vehicle model please check  vehicle model at the left top Specifications Interchange Part Number: 234-4407 Length (Sensor to Lead): 390mm (15.35 inch) Wires: 4 Position: Downstream Oxygen Sensor Package Includes 1pc Oxygen Sensor