$3.70 for 4-Pack C4 Energy Drink (Strawberry Blast)

Amazon has the 4-Pack 12-Oz C4 Performance Energy Carbonated Drink (Strawberry Blast) for $3.70 when you check out via Subscribe & Save, which is approximately 31% off the original price of $5.38. Shipping is free with Prime or on orders over $35. This deal offers a significant savings and is a good value for fans of this energy drink, especially with the convenience of subscription discounts. It's a notable discount from the list price, though the price has fluctuated before, so this isn't the lowest ever. However, the current price reflects a solid reduction that can be useful for regular consumers.