EFI Mainline Direct Port Nitrous System 10LB Bottle If you are a serious nitrous junkie on a tight budget we have what you have been waiting for! NX introduces Main Line Nitrous Systems. Main Line Systems benefit from the years of research and development that made Nitrous Express the leader in the nitrous world, but at a price even the most budget-restricted racer can afford. Just the basics, no frills, just rock solid performance at rock bottom prices. Includes: 10lb Nitrous Bottle with Standard Brass Valve Jetting for 100, 200, 300HP Stainless Steel Bottle Brackets 8 NX Piranha Nozzles Stainless Steel Hardlines Mainline .078 orifice nitrous solenoids Mainline .112 orifice fuel solenoids 15ft Stainless Steel Braided Feedline and Nickel Plated Fittings. If you have an aftermarket engine management system that is capable of adding nitrous enrichment fuel and want this system DRY (no fuel components), please contact us **This system requires the drilling and tapping of intake manifold THE NITRO BOTTLE IS EMPTY! Instructions PDF