Skip to content

Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb Bottle

Marsoni M251S
Sale price$1038.68
Pay 4 payments of $259.67 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb BottleAssassinate 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, particularly small and big block Fords.
Easy Shipping

Quick Dispatch:

Your Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb 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 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb Bottle ships.

Need Help?
Questions about Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb Bottle, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb Bottle in your area.

Get Shipping Estimates

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
4.8 ★★★★★
Based on 325 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Shay
Charlottesville, US
★★★★★ 5
Love Winnie
Format: Board book
Baby girl loves this one. It’s a cute short story for fans of Winnie
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2025
T
Verified Purchase
Therese
Fort Morgan, US
★★★★★ 5
Fun book, granddaughter loves it!
Format: Board book
This baby Einstein animal sound Safari sound book is just excellent. It sounds so true life and my granddaughter just loves it easy for her to use! I thought it was a great value.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 12, 2026
M
Verified Purchase
MAP
Charlottesville, US
★★★★★ 5
Great Children's Book
Format: Board book
My grandson loves this book. He enjoys pushing the animal song buttons. Jungle animals are his favorite,
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 26, 2025
J
Verified Purchase
Joan Pierone
San Leandro, US
★★★★★ 5
Easy to play with
Format: Board book
Adorable baby book
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 22, 2025
A
Verified Purchase
Amazon Customer
Natrona Heights, US
★★★★★ 5
Talking Book
Format: Board book
Our Grandson loves his book!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2023

recommand products