2.5 lb nitrous bottle.
15719 Nitrous Express EFI Nozzle Adapter Fitting for Shark Nozzle
20929-10 Nitrous Express Instaboost EFI Nitrous System - 10 lb Nitrous Bottle
Nitrous Express 20420 Proton EFI Nitrous System
Nitrous Express 20421JP Proton Plus EFI Jet Pack Single Nozzle Nitrous System
