FREE NEXT DAY DELIVERY & FREE PICKUP IN STORE

Store Hours

Monday 7:30 AM - 9:00 PM
Tuesday 7:30 AM - 9:00 PM
Wednesday 7:30 AM - 9:00 PM
Thursday 7:30 AM - 9:00 PM
Friday 7:30 AM - 9:00 PM
Saturday 7:30 AM - 9:00 PM
Sunday 9:00 AM - 8:00 PM

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Save with a SYNTEC® Oil Change
Save with a SYNTEC® Oil Change
Save with a SYNTEC® Oil Change

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Your Watertown O'Reilly Auto Parts Store

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About Your Store

Your Watertown, Massachusetts O'Reilly Auto Parts store #4547 is located at 275 Arsenal Street, at the corner of Arsenal Street and Louise Street, across from Lexus of Watertown. We carry the parts, tools, and accessories you need, as well as offering Store Services like free battery testing, wiper blade & bulb installation, fluid recycling, and Check Engine light testing. Take advantage of our free Loaner Tool Program if you need a tool for a one-time project (refundable deposit required). Drop by the store today with any questions and a Parts Professional will be more than happy to help you. Whether you need a radiator, brake pads, or fuel injector cleaner, O’Reilly store #4547 will help you find the right parts for your vehicle. With over 6,000 O’Reilly Auto Parts stores across the US, there’s always an O’Reilly Auto Parts near you.

Your local O'Reilly Auto Parts is committed to helping you get the job done right and saving money in the process. Our current ad includes all our latest deals, and you can find more ways to save on parts, tools, and supplies by checking out our coupons & promotions, rebates, and loyalty rewards.

O’Reilly Auto Parts: Better Parts, Better Prices, Every Day!

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