Your Sonoma, California O'Reilly Auto Parts store #2599 is located at 289 West Napa Street. We carry the parts, tools, and accessories you need, as well as offering Store Services like free battery testing, wiper blade & bulb installation, and Check Engine light testing. This location also makes custom hydraulic hoses for your machinery repairs. Missing a special tool for your car repair? Take advantage of our free Loaner Tool program (refundable deposit required). Our Parts Professionals are in-store ready and willing to help with any project. With over 6,000 O'Reilly Auto Parts stores across the US, there's always an O'Reilly Auto Parts near you.