Walker Products Inc

Discover more from us
About us
Walker Products has been serving major Original Equipment Manufacturers, co-manufacturers, traditional aftermarket distributors, rebuilders, and retail customers across the automotive, Othermotive®, and heavy duty industries since 1946.
We are committed to supplying products manufactured to meet or exceed OEM standards and specifications. This effort is backed by our in-house manufacturing, product management, and engineering staff to ensure precise accuracy in the production of the highest quality parts, vehicle applications, and technical support. Before our products are packaged and shipped, every part we make is quality inspected and tested.
Our manufacturing facilities maintain and uphold ISO 9001/ IATF16949 standards.
We have sales and distribution centres in the U.S., Mexico, the UK, and China, as well as manufacturing facilities in Fruita and Grand Junction, CO; Pacific, MO; Palmetto, FL; and Changzhou, China.
We supply over 20,000 individual products that help engines run better, perform to their optimized expectations, and keep our air cleaner. We also support both dealer and independent automotive technicians through instructional videos, technical articles, marketing materials, and customized shop promotions.
While our products are sensors, fuel and ignition based, our business is all about our customers. Our experienced sales team covers the global market by means of direct sales and manufacturer agencies, developing trusting and long-lasting relationships. We work closely with our customer partners to ensure their parts are the very best they can be and are readily available. To add to this, we connect and engage with our customers to determine their expectations and how we can support their needs with new product introduction, catalogue development, and product data. Communication is crucial to supporting our customers, and we are always available to provide our assistance and solutions.
More about us
An industry leading supplier of fuel delivery components, emission control products, engine sensors, ignition components and more for OEM and Aftermarket Channels
Keywords
- Engine Management
- Sensors
- Lambda
- Emissions Control
- SMPE
Our Products

NOx Sensor
Walker Products’ NOx Sensors are OE Tier 1 produced, ensuring exact OE performance, fitment, and reliability across all applications. Designed for precision and built to the same rigorous standards as the sensors installed at the factory, our NOx solutions support accurate SCR system functionality—crucial for meeting Euro 6 and other global emissions standards. Each sensor undergoes advanced in-house validation for signal accuracy and durability, helping reduce DEF consumption and maintain engine efficiency. With broad vehicle coverage and plug-and-play compatibility, Walker delivers trusted quality that installers can rely on right out of the box.

Lambda Sensors
Walker Products' Lambda Sensors are engineered and manufactured to OE specifications, ensuring precise fuel-air mixture monitoring for optimal combustion efficiency and reduced emissions. Our expansive program features wide vehicle coverage—including petrol, diesel, and hybrid applications—delivered with premium packaging and barcode labeling for streamlined inventory management. As a trusted OE supplier, Walker stands apart with consistent quality, fast-to-market development, and robust technical support for distributors and technicians alike.

Exhaust Gas Temperature Sensors (EGTS)
Walker’s Exhaust Gas Temperature Sensors are Genuine OE Tier 1 produced, guaranteeing the same fit, form, and function as the original equipment. Engineered for precision and durability, our EGTS sensors provide exact temperature feedback critical to protecting DPF systems, turbochargers, and managing EGR operations. Built with robust materials and tested to withstand extreme heat, vibration, and cycling conditions, these sensors ensure reliable performance in demanding environments. With unmatched OE-matching quality and extensive coverage across petrol and diesel platforms, Walker Products offers a leading aftermarket EGTS program that meets and exceeds customer expectations.