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Nitrous Express GM EFI Dual Stage Nitrous Kit (50-150HP x 2) w/o Bottle

Marsoni M251S
Sale price$645.55
Pay 4 payments of $161.39 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Express GM EFI Dual Stage Nitrous Kit (50-150HP x 2) w/o BottleWant more horsepower without the hassle and expense of going direct port? Then the NX dual stage nitrous systems are the way to go. Having two stages means you double your power options at the click of a switch. The dual 'Shark' nozzles give adjustability from 50 to 300 wheel horsepower in 25hp increments. Systems come complete with stainless bottle bracket, Lightning solenoids, extra long stainless braided N2O line, and all necessary hardware to
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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 947 reviews
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Verified Purchase
Amazon Customer
Port Orchard, US
★★★★★ 5
Perfect fit
As advertised perfect match and cheap.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 6, 2024
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Verified Purchase
Donivan d.
Waukegan, US
★★★★★ 5
Good
Works great!
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Reviewed in the United States on November 5, 2024
A
Verified Purchase
Amazon Customer
Lake Worth, US
★★★★★ 1
Cheap
Cheaply made
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Reviewed in the United States on December 30, 2025
K
Verified Purchase
Kris W Cayton
Birmingham, US
★★★★★ 5
Great quality and price
Perfect fit. Received quicker than boat shop
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Reviewed in the United States on June 22, 2025
R
Verified Purchase
Roger
Grantham, US
★★★★★ 5
Easy to install if you watch some online how to videos.
The water pump kit worked great on my 35 year old, 2 stroke, 100hp, Mercury Outboard.
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Reviewed in the United States on May 15, 2025

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