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Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/5lb Bottle

Marsoni M251S
Sale price$601.80
Pay 4 payments of $150.45 a month.Shop Pay
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
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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.
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4.5 ★★★★★
Based on 103 reviews
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Bo
Los Angeles, US
★★★★★ 5
Value
Color: Black
Quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 30, 2025
A
Verified Purchase
Amazon Customer
Chelsea, US
★★★★★ 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
S
Verified Purchase
steve
New York, US
★★★★★ 2
Loose
Color: Black
Water tube fits to loose
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Reviewed in the United States on August 3, 2024
K
Verified Purchase
Kyle Seal
Fort Morgan, US
★★★★★ 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
A
Verified Purchase
anziodad1944
Boise, US
★★★★★ 5
Great quality as expected.
Size: silicone wire 40ft, Color: Gray
Great quality as expected.
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Reviewed in the United States on April 13, 2026

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