The NOS Big Shot "Wet" plates system has been used with great success by many of the nation's premier racers. The nitrous plate installs between the upper and lower manifold sections and the dose of fuel and nitrous delivered to the intake tract is highly atomized for instantaneous power. They can be adjusted to produce from between 100 and 150 horsepower, with the provided jets. Activation is through a microswitch that is throttle activated. All necessary plumbing and hardware is included to make a complete system. A detailed instruction manual is also provided. This manual also seerves as an excellent tuning guide.