4X Oxygen O2 Sensor for Chevy GMC Sierra 1500 (2006–2007) 234-4018, 234-4087, 234-4112, 234-4285, 234-4337

Includes: - 4X Oxygen O2 Sensor

Fits Models: - Chevrolet Sierra 1500 - GMC Sierra 1500

Model Years: - 2006–2007

Submodels: - Common trims include WT (Work Truck), LS, LT, and LTZ - Chassis codes: Classic (2006) and New Body Style (2007)

Engine Options: - 4.3L V6 (L30), 4.8L V8 (L20), 5.3L V8 (LM7, L59), 6.0L V8 (LQ4)

Description: This set of 4 Oxygen O2 Sensors is designed for 2006–2007 Chevrolet and GMC Sierra 1500 models. These sensors monitor the exhaust gases to optimize engine performance and fuel efficiency. Replacing faulty O2 sensors can improve emissions and overall vehicle operation.

Features: - Direct fit replacement for easy installation - Compatible with multiple engine options - High-quality materials for durability - Improves fuel efficiency and reduces emissions

Part Numbers: 234-4018, 234-4087, 234-4112, 234-4285, 234-4337, 12577588, 12589321