Precision-Engineered Rear Oxygen Sensor for 2007-2010 Hummer H3 & GMC Canyon
Direct-fit replacement for OEM part numbers 12604575 & 213-3908, ensuring seamless compatibility with factory specifications. High-grade zirconia ceramic sensing element paired with stainless steel housing for extreme durability against heat, corrosion, and road debris. Advanced laser-welded construction guarantees airtight sealing, preventing false air readings and optimizing fuel efficiency. Pre-calibrated for plug-and-play installation—no ECU reprogramming required. Ideal for off-road enthusiasts, daily commuters, and fleet vehicles. Exclusive bulk pricing for wholesalers: unmatched value without compromising performance. Ships globally with guaranteed lowest rates. Trusted by professional mechanics, this sensor restores peak engine performance and reduces emissions to meet strict EPA standards.