AutoZone is one of the largest retailers of aftermarket auto parts and accessories with over 5,700 stores available in the US. When searching for tools, accessories, or car parts in O Fallon, look no further than your nearby AutoZone. Our auto parts store(s) in O Fallon are here to help provide great customer service and help you find the right parts at the right price.
Every AutoZone store in O Fallon offers free in-store services such as battery testing, battery charging, oil recycling, Loan-A-Tool® program, and the AutoZone Fix Finder℠. The AutoZone Fix Finder℠ takes diagnostic trouble codes (DTC) from your vehicle's computer along with your vehicle's year, make, model, and mileage to analyze the information with verified records from over 5.5 million ASE-certified technicians. The result is a free, custom report that includes the DTC and recommendations for troubleshooting the likely cause and repair.
In addition to our free in-store services, you can Buy Online & Pick Up In Store or take advantage of our Free Next Day Delivery on qualified purchases. No matter how you shop, you can always count on AutoZone for the right parts in O Fallon.