★★★★★ 5
Value
Color: Black
Quality
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Reviewed in the United States on July 30, 2025
Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/5lb Bottle
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/5lb BottleNitrous Express. 4500 Assassin Plate Assassinate the competition with the Assassin plate system. The Assassin is the most technically advanced single stage plate ever designed. The CNC machined design integrates the nitrous and fuel discharge ports into the outer perimeter. The Assassin offers a unique perimeter spray pattern that assures perfect nitrous fuel distribution. Which in turn solves the problems commonly found on single plane manifolds
Quick Dispatch:
Your Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/5lb Bottle orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/5lb Bottle ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.5 ★★★★★
Based on 103 reviews
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Product Reviews
★★★★★ 5
the complete package
Color: Black
all the parts needed and then some....
you tube the install ...
up and running in no time
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Reviewed in the United States on August 29, 2024
★★★★★ 2
Loose
Color: Black
Water tube fits to loose
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Reviewed in the United States on August 3, 2024
★★★★★ 5
Works good
Size: silicone wire red 25ft and black 25ft, Color: Red and Black
Good quality and flexible
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Reviewed in the United States on March 25, 2026
★★★★★ 5
Great quality as expected.
Size: silicone wire 40ft, Color: Gray
Great quality as expected.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
