Nitrous Express 67570-00 4500 Assassin Nitrous Plate System 100-500HP

The Nitrous Express 67570-00 4500 Assassin Plate System is a professional-grade nitrous oxide delivery system designed for carbureted 4150-style square bore intake manifolds. This Pro Power plate is engineered to deliver between 100 to 500 horsepower of additional power on demand, making it ideal for street performance and racing applications.

Key Features:

• 4500 series aluminum nitrous plate designed for 4150-style Holley carburetors
• Adjustable power range from 100 to 500 horsepower
• Precision-machined billet aluminum construction for durability and optimal flow
• Pro Power design with optimized spray bar technology for even nitrous and fuel distribution
• Complete with necessary jets, solenoids, and installation hardware
• Direct bolt-on installation between carburetor and intake manifold

This system includes the nitrous plate assembly, high-flow solenoids, jet selection kit, feed lines, and all mounting hardware needed for installation. Bottle, activation switches, and bottle brackets are sold separately. The Assassin Plate system provides a safe and reliable method for significantly increasing engine performance with proper tuning and installation.