Amazon has 12-Pack Rockstar Energy Drink (various) from $12.59 when you clip the 25% off coupon on the item page and check out via Subscribe and Save. Shipping is free with Prime or on orders $25+.
Note: Coupons are usually limited to one per account.
Available (prices after 25% off coupon & 5% checkout w/ S&S):
Note: Coupons are usually limited to one per account.
Available (prices after 25% off coupon & 5% checkout w/ S&S):