from $15.27 /w S&S: Cellucor C4 Energy Drink (16oz, Pack of 12)

Amazon has Cellucor C4 Energy Drink (16oz, Pack of 12) for $23.49 - 30% when you 'clip' the coupon on product page - 5% when you check out via Subscribe & Save = $15.27. Shipping is free with Prime or on $35+ orders.