TIER X S420221

Tier X® helps vehicles meet strict emissions regulations with its comprehensive line of exhaust gas temperature sensors and nitrogen oxide sensors. These sensors are made to meet the highest quality standards to ensure consistent, reliable performance every time. Tier X knows how crucial the engine system in the vehicle’s overall operation. That is why each Tier X exhaust gas temperature sensor is thoroughly checked and tested to ensure it keeps the temperature within the expected range, protecting various engine components. The same is true with its nitrogen oxide sensors—all Tier X nitrogen oxide sensors go through rigorous testing to ensure they provide accurate measurement of the engine-out NOx gas concentration.