Nitrous Express Mainline 4500 Carb Nitrous Kit w/10lb Bottle

What you get with this Nitrous Express Mainline 4500 kit is the core components to add a significant boost to your carbureted engine's power. This kit includes the main nitrous system designed for 4500 series carburetors, a 10-pound nitrous bottle, and a 12-foot D-4 feedline to connect them. It’s built on years of research from Nitrous Express, focusing on delivering solid performance without unnecessary extras, making it a strong option for those looking to add serious horsepower on a budget.

This system is engineered to provide jetting from 50 to 250 horsepower, and Nitrous Express states it's capable of producing a guaranteed 250 wheel horsepower (WHP). They claim this performance surpasses many competitors in the carbureted 250HP kit category, which they suggest often fall short of their advertised output. The focus here is on raw performance and reliability, using well-built components to ensure consistent power delivery when you engage the system.

When installing this kit, remember that it is not CARB approved and cannot be shipped to California. It's important to consult the manufacturer's installation instructions for proper setup and safety procedures, especially concerning the handling and connection of the nitrous bottle and feedline. This kit is designed for enthusiasts who understand the basics of nitrous oxide systems and are looking for a straightforward way to achieve substantial power gains.