Upgrade your vehicle's exhaust and emission system with the 213-4537 AC Delco O2 Oxygen Sensor UPSTREAM. This 4-wire type oxygen sensor is a direct replacement for your Chevrolet Equinox, Malibu, Terrain, and more. It has a thread diameter of 18 mm and a wire length of 7.26 inches.

This oxygen sensor is designed to provide accurate readings of your engine's oxygen levels to ensure optimal performance. It is compatible with various Chevrolet, Chevy, GMC, Saturn, and Pontiac models from 2007 to 2015.