Extended protection: Constructed with high-strength metal, this Oxygen Sensor Adapter M18 x 1.5 provides wear resistance and hardness. Its rugged design defends oxygen sensors against damage and extends their service life. Its high-temperature resistance enables maximum performance in harsh environments. Filtration and surface quality: The adapter has an internally equipped filter screen to efficiently filter impurities, protecting sensors from damage and contamination. The smooth, flat surfaces are finely polished and highly scratch-resistant, making it a reliable extender spacer for your engine. Hassle-free installation: It delivers a strong, stable connection that prevents air leakage or loosening. Easy docking with oxygen sensors and exhaust pipes, without affecting your vehicle’s performance or appearance. Installation is straightforward thanks to the standard M18 x 1.5 thread. Take it anywhere: Lightweight and portable for testing and maintenance at home or on the road. It is compact, easy to carry, and helps keep your vehicle in good state by preventing exhaust leaks and supporting optimal efficiency. Use scenarios: - At home or in a garage, for routine testing and maintenance of oxygen sensors. - On the road or at a shop, for quick field checks or sensor replacements during trips. - During engine diagnostics to verify sensor integrity in harsh operating conditions.