Amazon offers the Greenies Dental Dog Treats 27-oz. Box for $13.52 with free shipping via the directions below. That's the lowest total price we could find by $15. To get this deal:

1. View the Greenies Dental Dog Treats 27-oz. Box for $17.39
2. clip the $3 off coupon on the product page
3. order via subscribe & save to drop it to $13.52 and bag free shipping