3.15 lb Purina Cat Chow for $3.90 through 11/11 at the Dollar General! Posted by Harbor Master on 8 November 2017, 7:09 pm Tweet Through 11/11, The Dollar General has 3.15 lb Purina Cat Chow on sale for $4.95. $3.90 after the $1.05 off one coupon below. Click here to print a coupon for $1.05 off any One 3.15lb or Larger Bag of Purina Cat Chow Dry Cat Food