The FAE Lambda Sensor 75158 is engineered to precisely measure the oxygen content in your vehicle's exhaust gases. This critical data allows the engine control unit (ECU) to adjust the air-fuel mixture for optimal combustion. By maintaining the correct air-fuel ratio, this sensor helps to improve fuel economy and reduce harmful emissions. Its high-quality construction ensures durability and reliable performance under demanding engine conditions. Designed as a direct replacement, the FAE Lambda Sensor 75158 guarantees easy installation and compatibility with your vehicle's existing system. Trust FAE for quality components that keep your engine running smoothly and efficiently.