Photo 1 of Nifeida 234-4018 234-4012 O2 Oxygen Sensor Downstream & Upstream Compatiable with Chevy Tahoe Silverado Avalanche 1500 Express C/K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade (Set of 4)

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Photo 1 of Nifeida 234-4018 234-4012 O2 Oxygen Sensor Downstream & Upstream Compatiable with Chevy Tahoe Silverado Avalanche 1500 Express C/K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade (Set of 4)Photo 2 of Nifeida 234-4018 234-4012 O2 Oxygen Sensor Downstream & Upstream Compatiable with Chevy Tahoe Silverado Avalanche 1500 Express C/K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade (Set of 4)Photo 3 of Nifeida 234-4018 234-4012 O2 Oxygen Sensor Downstream & Upstream Compatiable with Chevy Tahoe Silverado Avalanche 1500 Express C/K1500 Suburban, GMC Yukon/XL Sierra Savana Cadillac Escalade (Set of 4)