ZEX is at the forefront of Nitrous technology with its innovative Wet and Dry Nitrous Systems. The Zex systems incorporate the most technically advanced performance features available, including the patented ZEX active Fuel Control. This innovative performance and safety feature automatically adjusts the nitrous fuel enrichment so your engine never runs too rich or too lean. In addition, the Zex nitrous systems feature a patented electronic TPS switch for perfect system activation at wide-open throttle. All the Zex kit's primary components, like the solenoids, filters, and activation electronics, come factory pre-assembled inside an enclosure called the Nitrous Management Unit. The ZEX kit is a simple 2 hour installation. Got questions? Call us for more information.