O2 Oxygen Sensor Set (03-05 5.3L Silverado 1500)Find parts that fit my vehicle

Comprehensive Sensor Kit. The O2 Oxygen Sensor Set includes both upstream and downstream sensors required to monitor and regulate the air-fuel mixture in the exhaust system. These sensors provide critical feedback to the engine control unit to optimize performance, fuel economy, and emissions control. Proper operation helps maintain smooth engine function and compliance with environmental standards.

Construction and Appearance. Crafted using isostatic-pressed and plasma-sprayed processes for durability, the sensors feature double-layered 310S stainless steel housings that protect against moisture and debris. This robust construction extends service life, while the sensors come pre-calibrated, eliminating the need for adjustments or modifications during installation.

Installation. Installation is straightforward and requires basic hand tools such as an O2 sensor socket and ratchet. No drilling or complex modifications are needed. After installation, resetting the vehicle’s computer system may be necessary to ensure proper sensor function.

Application. Specifically designed to fit 2003 to 2005 Chevrolet Silverado 1500 with the 5.3L V8 engine, as well as other GM full-size trucks and SUVs equipped with compatible 5.3L V8 engines.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov