6 pack of PB $8

To get your $8 Skippy Peanut Butter, Creamy, 16.3-Ounce Jars (Pack of 6), here's what you do. 
You should be an Amazon Mom or Amazon Prime member to get free shipping.  Here's the info about signing up: Amazon Mom.

Go to the product page by wither following the link above or doing a search on amazon.com
Select a "subscribe and save" option which will take your price down to 9.69. 

Use the coupon code UNILVR77 to get the price down to $7.98.