Set of 4 O2 Oxygen Sensors for GMC Sierra 1500 (2003–2006)
Includes: - Set of 4 O2 Oxygen Sensors
Fits Models: - GMC Sierra 1500
Model Years: - 2003–2006
Submodels: - Common trims include SLE, SLT, WT (Work Truck), and Denali. Chassis codes include GMT800. Body style is Crew Cab, Extended Cab, and Regular Cab.
Engine Options: - Common engine sizes include 4.3L V6 (L35), 4.8L V8 (L20), 5.3L V8 (LM7, L59), and 6.0L V8 (LQ4).
Description: This set of 4 O2 Oxygen Sensors is designed for the GMC Sierra 1500 from 2003 to 2006. These sensors monitor the exhaust gases and help optimize engine performance and fuel efficiency by providing feedback to the engine control unit.
Features: - Direct fit replacement for easy installation - Improves fuel efficiency and reduces emissions - Compatible with multiple engine options - Durable construction for long-lasting performance