Can a Fuel Additive Really Increase Horsepower in Your Car? (With Proof)

Can using a fuel additive increase HP and Torque? For this video we are testing CleanBoost Maxx which claims to increase horsepower and fuel economy. This is the stuff I am testing: We are at East Coast Supercharging testing a Honda Civic Si on the dyno to get accurate HP and Torque numbers before and after adding CleanBoost Maxx to the gas to see if it really works... So what do we think? Is horsepower in a can real? Here are the dyno graphs: