i have a zex dry nitrous system for any honda for sale. it was used for 3 months this past summer. bottle was only filled 3 times. kit also comes with a zex presure gauge on the bottle ($40.00 new) and a zex bottle heater ($120.00 new) and of course the full zex kit ($500.00 new). its in perfect condition. im asking 430 shipped obo. if you have any questions let me know. thanks joel (email - ebaysucks@yourass.com)