In retail stores only, O'Reilly Auto Parts takes $5 off regular-priced purchases of $10 or more via this printable coupon. Coupon ends January 31.

Shopping online? You can instead take $20 off orders of $100 or more via coupon code "20BUCKS". Plus, these purchases qualify for free shipping. (Oversized charges may apply on large items; select items are available for in-store pickup only.) Coupon ends today.