O'Reilly Auto Parts provides helpful, friendly, and knowledgeable staff who offer courteous service. They welcome customers and can install parts. While some find the prices a little pricey, the service and warranties make it worth it. However, customers should be aware that getting the wrong part can happen, as some employees may not be cut to be a mechanic. It is advised to ask the manager to make sure the part is correct. Overall, many are impressed with the service and able to get the parts they need.