O'Reilly Auto Parts

4050 Mexico Rd
Saint Peters MO 63376
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Opening Hours

  • Mon: 7:30am-9pm
  • Tue: 7:30am-9pm
  • Wed: 7:30am-9pm
  • Thu: 7:30am-9pm
  • Fri: 7:30am-9pm
  • Sat: 7:30am-9pm
  • Sun: 8am-8pm

Payment

  • American Express
  • Discover
  • MasterCard
  • Visa
  • ATM/Debit
  • Cash

See a problem? Let us know!
Your ST PETERS MO O'Reilly Auto Parts store is one of over 5,000 O'Reilly Auto Parts stores throughout the U.S. We carry all the parts, tools and accessories you need, as well as offering free Store Services like battery testing, wiper blade & bulb installation, check engine light testing and more. Need help? Stop by and talk to one of our Parts Professionals today. O'Reilly Auto Parts: Better Parts, Better Prices, Every Day!