Waggin Train Dog Treats for $1.75 each at the Dollar General through 09/30!(Normally $3.75!) Posted by Harbor Master on 25 September 2017, 3:09 pm Tweet The Dollar General has 3 oz Waggin Train Dog Treats on sale for $3.50 Buy two for $7 and use the digtial coupon below and pay $3.50 for two packages or $1.75 each. Click here to add a coupon for Buy one 3 oz package of Waggin Train Dog Treats, get oneĀ 3 oz package of Waggin Train Dog Treats FREE (up to $3.50)(limit one) Expires 09/30/17 Just be sure and enter the same phone number that you signed up with at the register.