Diet Pepsi 2L Coupons – Another NEW Diet Pepsi Printable Coupon This post may contain affiliate links. Please see the full disclosure policy here. Posted on January 28, 2013 Written by Mary Leave a Comment Yesterday I posted about the new $1/2 Diet Pepsi 2L Coupon – Today there is another new coupon: Save .50 on (1) 2L of Diet Pepsi or 8pk! Here’s how to grab your coupon: Head over HERE, enter the zip 10001 and click on the blue arrow. Now come back and click THIS LINK – choose the beverage category and print your coupon! If your stores double, you can score FREE Diet Pepsi 2L with the new coupon during a $1 sale which happens quite often!