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Nitrous Express Maximizer EZ Progressive Nitrous Controller
Nitrous Express Maximizer EZ Progressive Nitrous Controller
Nitrous Express Maximizer EZ Progressive Nitrous Controller
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Nitrous Express Maximizer EZ Progressive Nitrous Controller

Marsoni M251S
Sale price$159.99
Pay 4 payments of $40.00 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Express Maximizer EZ Progressive Nitrous ControllerThe NX Maximizer EZ Progressive Nitrous Controller is easy to install and easy to tune making it easy to go fast. The Max EZ was designed to replace the relay in your NX nitrous system so installation time is less than 30 seconds! Simply unplug your existing NX relay and plug the proprietary Max EZ male plug into your NX relay harness (if your nitrous system does not have a standard NX relay harness, use the included NX relay harness to complete the
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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
4.3 ★★★★★
Based on 1066 reviews
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Product Reviews
S
Verified Purchase
ShellyArm
West Palm Beach, US
★★★★★ 5
Worth the money
This is a better way to buy the Busy Buddy replacements. You get 2 flavors in one package. With my picky pups, I never know which one they want so two flavors help with that!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 11, 2026
A
Verified Purchase
Amazon Customer
Dallas, US
★★★★★ 4
diamond dotz pen
Our dogs love them. They last a little longer. #
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 14, 2026
C
Verified Purchase
C. Kay
Louisville, US
★★★★★ 5
Receives Roxy’s seal of approval.
Why did you pick this product vs others?: Wanted a challenge for my dog. The toy these treats are for keeps my dog happily busy for long stretches of time.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 1, 2025
G
Verified Purchase
Gene Rivera
San Leandro, US
★★★★★ 5
Right size and the dogs love them
Good product
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 20, 2025
P
Verified Purchase
Patrick G.
West Palm Beach, US
★★★★★ 5
Dog loves these. Have bought for over 10 yrs.
Dog loves these. Medium size is perfect for her. She gets them when we leave her for extended time. Reasonably priced.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 5, 2025

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