6-Pack 16.9oz. Diet Coke Soft Drink Bottles (Caffeine Free) 4 for $13.90 w/ S&S

Amazon [amazon.com] has *6-Pack 16.9-Oz Diet Coke Caffeine Free Soda* on sale for $6.56 multibuy discount - 5% off when you checkout via Subscribe & Save = *$13.92*. Shipping is free w/ Prime or on...