Mainline Instaboost Dry Nitrous System 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 Stainless Steel Bottle Brackets 1/8 Dry Nozzle Nozzle Adapter Stainless braided nitrous and fuel lines Mainline .078 orifice nitrous solenoid 4AN stainless steel braided feedline THE NITRO BOTTLE IS EMPTY!