O'Reilly Auto Parts on Westheimer Road in Houston is a typical auto parts store offering parts, tools, and accessories. It provides many free store services including battery testing, wiper blade and bulb installation, fluid recycling, and Check Engine light testing. The location also resurfaces brake rotors and drums and has a free Loaner Tool program. Reviews note the store is customer oriented with good inventory and parts lookup. Experiences with service vary; some customers report phenomenal, amazing, polite, and efficient service, appreciating the military discount and honesty. Others report a parts professional was very nice but ordered the wrong part, leading to a difficult return. Many customers state they will continue to use the business due to the helpful service received for battery replacement and wiper installation.