Description:

Compatible with GMC Yukon XL 1500 2500, Sierra 1500 Classic 2007; Yukon, Sierra 1500 2006-2007. Compatible with Chevrolet Tahoe, Silverado 1500 2006-2007; Suburban 1500 2500, Silverado 1500 Classic, Avalanche 2007. Compatible with Hummer H2 2007; for Cadillac Escalade EXT, Escalade ESV, Escalade 2007. Replace Part Number: 234-4337, 234-4112, 234-4285, 234-4018, 234-4087, 12589321, 19209805, 19256730, 12581346, 19210712, 12590750, 19209815, 12590847, 213-3533, 213-3538, 234-4066, 2344066, AA12578459. Package Listing: 2 * Upstream O2 Sensor; 2 * Downstream O2 Sensor.