The Nitrous Express four-cylinder gasoline direct-port nitrous kit supports 100–250 HP and is sold without a bottle for custom installations. It uses the patented Piranha nozzle and is intended for engines with upgraded internals, adjustable up to 300 HP. The kit includes stainless bottle brackets, stainless hard lines, nozzles, jetting and necessary electrical components; note that installation requires drilling and tapping the intake manifold.
Nitrous Express 4 Cyl Gas Nitrous Kit (100-250HP) w/o Bottle