🚗 Elevate Your Engine's Performance with ACDelco! Designed to fit seamlessly with dimensions of 3.6 x 2.2 x 1.7 inches. Optimized for accurate air/fuel mixture and ignition timing adjustments. Used by experts to ensure optimal engine functionality. Built to withstand the rigors of engine performance. Experience the reliability of ACDelco's premium aftermarket replacement. Flange Mount Design OEM Quality Assurance Precision Temperature Monitoring The ACDelco Professional 213-4396 Engine Coolant Temperature Sensor is a premium aftermarket replacement designed to meet high standards of fit, form, and function. With its precise temperature monitoring capabilities, this sensor plays a crucial role in optimizing your engine's air/fuel mixture and ignition timing, ensuring peak performance and reliability.