O'Reilly Auto Parts is known for its good customer service and a wide selection of products, often having what customers need when other stores do not. While some customers have reported issues with cleanliness and incorrect information, the overall experience is positive. Many appreciate the helpfulness and honesty of the staff. One customer especially highlighted the assistance received from a supervisor and a young male clerk, praising their support in getting the best value for their purchases. Despite minor concerns, customers express a willingness to return for future needs.