Collection: Oxygen Sensors | Lambda Sensors

An oxygen sensor (also known as a lambda sensor) monitors the air-fuel mixture to improve engine performance, increase fuel efficiency, and reduce exhaust emissions. Replacing a worn oxygen sensor every 80,000–100,000 km (50,000–62,000 miles) or every 4–5 years helps maintain optimal engine operation. Explore our premium OEM replacement oxygen sensors compatible with Ford, Volkswagen, Chevrolet, Toyota, Nissan, Honda, and many other vehicle brands. Our high-quality aftermarket oxygen sensors are engineered for reliable performance, precise fitment, and long service life.