Nitrous Kit Includes---NOS GO Button Dispenser---Main Jet for Carb ---(5) 16 Gram Nitrous Bottles---UV Resistant  Zip Ties---5 ft of 3/16 Clear Poly NOS Hose---Velcro Strap for easy NOS charger replacement---3/16"  Nozzle & Tee poly fittings for Nitrous and Boost Bottle Install---Re-purposed 20cc Boost Bottles (The used 16 gram nitrous chargers are re-purposed as 20 cc boost bottles. Bottles are plain silver, ready to be painted.)---2 Ft of 3/16 Clear Poly Boost Bottle Hose---Complete Instructions for Nitrous Install---Engine Tuning Tech for 4 and 2 Strokes, to get the Optimum performance from your Engine---Installation Support - If you need assistance with installation or have a question we are there for you. We also send instructions in any language, just request it.