Amazon has 3-Pack 48oz Tide HE Liquid Laundry Detergent Pouches (Original Scent) for $13.49 when you ‘clip’ the 20% off coupon on the product page and checkout via Subscribe & Save. Shipping is free.
Note: You must be logged into your Amazon account in order to clip the coupon. Coupons are typically one use per account. You may cancel your Subscribe & Save subscription any time after your order ships.