Nitrous Express Proton Plus Nitrous Kit Without Bottle - Universal Fit for EFI Vehicles, Up to 250HP

Nitrous Express Proton Plus Nitrous System (20421-00)If you're looking to add some serious power to your ride, the Nitrous Express Proton Plus Nitrous System (20421-00) is a game-changer. Designed for electronic fuel-injected vehicles with a single throttle body, this kit is made in the USA and combines performance, durability, and value in a compact package thats easy to install.Performance CapabilitiesThe upgraded nitrous/fuel module in this system can produce up to an astonishing 250 horsepow