Horsepower - The NO2 Underdog Added To 4SR

Horsepower, made by Champion Nutrition, is somewhat of an underdog in the world of pre-workout NO2 boosters. It comes in 1000g (2.2lbs) and works out cheaper than it’s closest rivals, Superpump 250 and No-Explode. So What’s it like? Have you tried it? Check out the Horsepower reviews page.

Over the coming weeks we plan to add a whole range of NO2 products to 4 Supplement Reviews. There are so many nitric oxide products on the market, but most people do not know they exist!

Let’s see how they stack up against the big guns!

Remember, if you have used any product listed on this site, review it!