Amazon has 8-Pack 16oz Barilla Pasta (Elbows) on sale for $6.40 when you 'clip' the 15% off coupon on the product page and checkout via Subscribe & Save. Shipping is free. Thanks TattyBear
Note, coupons are typically limited to one per account. You may cancel Subscribe & Save anytime after your order ships. Select the later date from the "First Delivery On" menu to get traditional S&S checkout instead of adding to your cart.