About O'Reilly Auto Parts

O'Reilly Auto Parts is one of the largest auto parts retailers in the United States, with more than 6,200 stores across the U.S., Mexico, Puerto Rico, and Canada. Founded in 1957 as a family-owned business, O'Reilly has grown into a leader in the automotive replacement parts industry.

Professional Parts People

At O'Reilly, our knowledgeable team members — our Professional Parts People — provide free advice, free battery testing, free wiper blade installation, and free Check Engine light testing. We're here to help you find the right parts for your vehicle and get the job done.

Better Parts, Better Prices, Everyday

We carry a wide selection of auto parts and accessories from trusted brands. Whether you're a DIY customer tackling a weekend project or a professional service provider, O'Reilly has the parts, tools, and expertise you need.