Walker® Commercial Vehicle - One call. One trusted Source.
Walker® offers one of the most complete selections of OE-quality replacement exhaust and emissions control products.
Walker® Commercial Vehicle- The industry’s best product support.
Walker products optimize efficiency and performance from your hardest-working vehicles.
Walker® Commercial Vehicle has all the products & accessories needed to complete the job.
WALKER® COMMERCIAL VEHICLE: e-Catalog

WALKER® COMMERCIAL VEHICLE: Dealer Locator
WALKER® COMMERCIAL VEHICLE: Part Image Search


WALKER® COMMERCIAL VEHICLE: Product Interchange

WALKER® COMMERCIAL VEHICLE: Muffler Dimension Search

WALKER® COMMERCIAL VEHICLE: Elbow Dimension Search

WALKER® COMMERCIAL VEHICLE: Clamp Dimension Search
WALKER® COMMERCIAL VEHICLE: Support
The Walker team is committed to helping technicians stay on the leading edge of emissions control diagnosis and repair for commercial vehicles. From web-based resources to live technical support, Walker is a trusted partner in the success of automotive service professionals.
Walker is a trusted partner in the success of commercial vehicle service professionals, providing them the latest web-based resources and live technical support.

Find immediate answers to our most frequently asked questions.

We are so confident that you will be satisfied with Walker® Mega-Flow® Heavy Duty muffler, we offer this exclusive Safe & Sound® Guarantee and Commercial Warranty.

Walker provides the tools you need to help grow your business. From world-class brands and product lines to training and technical support, Walker is committed to delivering maximum value to our customers.

If you don't find the information you are looking for in our Technical Support or FAQ sections, here’s how to contact us: