To be the quickest off the line, your nitrous system must deliver pure liquid nitrous from the first instant. The ZEX Nitrous Purge Kit clears unwanted vapor out of the system to assure rocket-like starts, essential for beating the competition off the line. The ZEX kit uses the largest solenoid and delivery system in the industry, creating the "snow machine" effect every racer wants. • Purge nitrous lines of vapor and ensure instant nitrous power as soon as kit activates • Available for both -4AN & -6AN nitrous systems • Dual outlet kit delivers two six-foot nitrous purge clouds in a "V" pattern • Compatible with any manufacturer's nitrous system