Nitrous Express 67040-15 Assassin Plate Stage Bottle - 4150 6 15lb 50-300HP

The Nitrous Express 67040-15 Assassin Plate is a high-performance nitrous oxide injection system designed for 4150-style Holley carburetors. This Stage 6 system delivers a broad power range from 50 to 300 horsepower, making it ideal for street/strip applications where adjustable power is essential.

Key Features:

• Direct bolt-on installation between carburetor and intake manifold for 4150 Holley-pattern carbs
• Stage 6 design with adjustable power output from 50 to 300 HP
• Includes 15-pound capacity nitrous bottle for extended use
• Precision-machined aluminum plate ensures even nitrous and fuel distribution
• Integrated jetting system allows for easy power tuning
• Complete kit with all necessary hardware and fittings
• Proven Nitrous Express reliability and performance

The Assassin Plate system provides an excellent balance of performance and simplicity, offering significant power gains without the complexity of a direct port system. The included 15lb bottle provides ample capacity for multiple passes at the track or extended street use.