Let’s face it, a lot of us are clueless when it comes to taking care of our vehicles. Thankfully, you can follow O’Reilly Auto Parts on social media for free help and reminders on everything we can do to keep our cars in shape. During sales, they post offers and O’Reilly Auto Parts coupon codes. The last we found was 20% off orders of $125 or more. Follow them on Facebook, Twitter, Instagram, Youtube, and Pinterest.