4-Piece O2 Oxygen Sensor Set (99-02 V8 Silverado 1500)Find parts that fit my vehicle

Precision Oxygen Sensors. The 4-Piece O2 Oxygen Sensor Set provides critical components to maintain and restore your vehicle’s emission system efficiency. These sensors monitor oxygen levels in exhaust gases, allowing the engine control unit to optimize air-fuel ratios for better performance, fuel economy, and reduced emissions. Regular replacement every 60,000 miles helps ensure consistent engine operation and prevents poor performance.

Construction and Appearance. These sensors are crafted with high-grade materials, featuring isostatically-pressed elements for enhanced strength and plasma spraying to increase sensitivity and extend service life. The housing is made of double-layered 310S stainless steel, providing robust protection against moisture and debris for lasting reliability.

Installation. Installation is straightforward with this application-specific set, requiring no modifications or drilling. Correct placement is essential: upstream sensors fit between the engine and catalytic converter, while downstream sensors fit between the catalytic converter and tailpipe. After installation, the vehicle’s computer system may require a reset.

Warranty. This product includes a limited lifetime warranty that covers manufacturing defects encountered during normal use.

Application. Designed specifically to fit the 99-02 V8 Silverado 1500, ensuring compatibility and optimal performance for this vehicle model.

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