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Nitrous Express 4500 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/o Bottle

Marsoni M251S
Sale price$556.59
Pay 4 payments of $139.15 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Express 4500 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/o 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.
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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]
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4.6 ★★★★★
Based on 668 reviews
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J
Verified Purchase
just bookstore
Natrona Heights, US
★★★★★ 5
Not so good
Size: 2+6+1+12 Pack
These placement filters are not as good as the original. They seem to hold onto the debris & don't release it into the reservoir. I clean the filter & reservoir after each use & always find the filter full & the reservoir nearly empty.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 24, 2025
V
Verified Purchase
Van&Car
Lake Worth, US
★★★★★ 5
Well priced
Size: 1+6+6 Pack
Very economically priced set of replacement parts for Eufy RoboVac 11S Max
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Reviewed in the United States on January 25, 2026
J
Verified Purchase
jenten
Los Angeles, US
★★★★★ 5
Perfect fit
Size: 2+6+1+12 Pack
This is the second time I have ordered replacement parts for my Eufy robot vac. They fit perfectly.
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Reviewed in the United States on November 3, 2025
S
Verified Purchase
Stacy Franklin
Draper, US
★★★★★ 5
Good value replacement parts package
Size: 2+6+1+12 Pack
Purchasing the Replacement Parts for my Eufy RoboVac 11S Max has proven to be an excellent value for the cost. The kit, which includes brushes and a filter, has significantly extended the life and maintained the efficiency of my vacuum. It's reassuring to know that I can keep my RoboVac performing at its best without the need for costly professional services or a premature replacement of the unit itself. The ease of replacing the parts meant that my vacuum was back to its optimal cleaning performance in no time. For anyone looking to maintain their Eufy RoboVac 11S Max in top condition, these replacement parts are a wise and economical choice.
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Reviewed in the United States on February 28, 2024
L
Verified Purchase
LA
Los Angeles, US
★★★★★ 5
Best mop on the market
Hands down the best robot I have owned. with my Italian Mastif drooling everywhere and discharges in the house the only robot that actually left the house spotless. MOP 10/10
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Reviewed in the United States on June 1, 2026

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