Enhance your vehicle's emissions control with the Standard Motor Products EM- DIESEL NOX SENSOR, specifically designed for Chevrolet and GMC models. This reliable nitrogen oxide sensor ensures optimal performance and compliance with emission standards. OE Replacement: Directly replaces your original sensor for a hassle-free installation and seamless fit. Downstream Application: Positioned effectively in the exhaust system to monitor nitrogen oxide levels, improving engine efficiency. Quality Assurance: Manufactured by Standard Motor Products, known for their commitment to quality and reliability in automotive parts. Sold Individually: Each unit is sold separately, allowing you to replace only what you need. This sensor is a crucial component in maintaining your vehicle’s emissions system and ensuring compliance with regulations. Drive with confidence knowing your truck is equipped with a dependable sensor.