O'Reilly Auto Parts in Arnold, Missouri (store #1689) is a reliable and customer-friendly auto parts store. Located at 1233 Jeffco Boulevard, the store offers a wide range of parts, tools, and accessories, as well as helpful services such as free battery testing, wiper blade and bulb installation, fluid recycling, and Check Engine light testing. The store also resurfaces brake rotors and drums, and provides a Loaner Tool program for customers. The staff is described as professional, friendly, and willing to go the extra mile to assist customers, even offering to install a new air filter for a customer in the parking lot. Customers praise the store's excellent service and quality of parts, making it their go-to auto parts destination.
Came in for an A/C charge thingy. The guy behind the counter looked it up for me super quick and i was in and out in 5 mins. Ty guys 10/10 will def return.
June 2026
I went to O’Reillys Lucas was able to help me out with everything I needed. Very knowledgeable young man very, professional, very kind and most importantly he’ll help you out with whatever you need. Amazing asset to this store
March 2026
Everyone was very professional helpful and knowledgeable 10 out of 10 would recommend favorite parts store around
