Locate Mitsubishi O2 Sensors. Discover Mitsubishi Oxygen Sensor Location & Mitsubishi Sensor Cleaner. Purchase Mitsubishi Oxygen Sensor Replacement Cost. Maintaining the oxygen sensors (O2 Sensors) in your Mitsubishi is crucial for optimal vehicle performance, as they are pivotal in regulating your car's air-fuel mixture for efficient combustion. To extend their lifespan, avoid using leaded fuels and ensure your engine is running properly to prevent contamination. Signs that your O2 Sensors may require replacement include a check engine light, poor fuel economy, and a rough idle. When choosing a replacement, opt for high-quality sensors that match your Mitsubishi's specifications—be it a zirconia or titanium dioxide model, each with distinct response times and longevity. For seamless installation, always follow the manufacturer's guidelines and consider applying anti-seize compound to the threads to facilitate future removal. Shop with us for premium O2 Sensors that ensure your Mitsubishi runs smoothly and efficiently.