Walker Products 250-54009 4-Wire Oxygen Sensor - Universal Air/Fuel Ratio Sensor for Cars, Trucks & SUVs - Perfect for Engine Performance Tuning & Emissions Testing

Introducing Walker Products' cutting-edge oxygen sensor, the most intelligent Oxygen (O2) Sensor program in the industry, serving all makes, all models, and all customers. Our oxygen sensors feature a 100% OE base sensor program with a dual OEM shield, as well as a dual lower shield design, ceramic element, laser-welded body and shield, high-temperature sleeving, and plasma-sprayed protective coating, providing reliable and optimal performance for your vehicle. Additionally, our O2 Bungs and Kits are available for repairing damaged or seized threads, making our oxygen sensor a complete and comprehensive solution for all your vehicle needs. With exact fit, form, and function, our oxygen sensors are engineered, assembled, and 100% performance tested in the USA, ensuring high-quality and easy installation. Our oxygen sensors are also corrosion-resistant and have industry-proven performance approved by professional technicians nationwide. They offer the highest coverage of all North American vehicle applications, including wideband and air fuel ratio applications. When it comes to choosing an oxygen sensor, don't settle for anything less than a 100% OE base sensor program with industry-proven performance that is approved by professional technicians nationwide. Choose Walker Products and experience the best possible performance for your vehicle.

100% OE base sensor program

Dual OEM shield, rolled threads, crimped weather shield

Direct fit style connectors

Industry exclusive product to serve all makes, all models, and all customers

Industry proven performance - approved by professional technicians nationwide

Designed to determine the oxygen content of the exhaust gas

Improves fuel economy and lowers emission

Made from durable material

Facilitate easy installation

Corrosion resistant