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Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/15lb Bottle
Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/15lb Bottle
Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/15lb Bottle
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Nitrous Express 4500 Assassin Plate Stage 6 Nitrous Kit (50-300HP) w/15lb Bottle

Marsoni M251S
Sale price$629.89
Pay 4 payments of $157.47 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/15lb 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.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 2355 reviews
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L
Verified Purchase
Lolly G.
Boise, US
★★★★★ 5
Great customer service
The squeakers broke within the first few minutes of my dog playing. But the customer service has been outstanding.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 17, 2026
D
Verified Purchase
david l clark
Dallas, US
★★★★★ 5
Awesome
Color: Mixed Color, Size: Small (Pack of 24)
Love this
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
M
Verified Purchase
mtormaschy
Houston, US
★★★★★ 2
Where is the squeak
Color: Mixed Color C, Size: Small (Pack of 4)
They seem durable but I needed them to squeak and in order to get a noise out of them you have to really put pressure on the ball...I need a good squeaker for recall w my dog
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 2, 2026
D
Verified Purchase
Daisy l.
Pawtucket, US
★★★★★ 5
Doesn’t squeak but the dogs still love them
Our doggies love them!! Very durable! They do not squeak though
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
S
Verified Purchase
SES
Pawtucket, US
★★★★★ 5
10/10 for my dogs
Color: A.Orange+Blue+Green
super bouncy and fun for my dogs! they love playing with and tossing them around! hard to see in the water tho!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026

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