6-Pack of 18.7oz Heinz Carolina Mustard Style BBQ Sauce $6.79 or Less w/ S&S + Free Shipping ~ Amazon By admin | January 6, 2019 5:44 pm EST 0 Comment Checkout via Subscribe & Save. The price reflects 5% S&S. 6-Pack of 18.7oz Heinz Carolina Mustard Style BBQ Sauce $6.91 now $6.79