NGK - NTK 21006 Oxygen Sensor

NTK is the world’s largest supplier and manufacturer of original equipment oxygen sensors. Combining expertise with innovation. Thimble Type Sensors Feature a Ceramic Element that Projects into the Exhaust System and Becomes Electrically Conductive at High Temperature. The Sensor Element then Sends Voltage Signals Back to the Engine Management System to Regulate the Air to Fuel Ratio, for Optimum Efficiency.