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Nitrous Express Proton Fly By Wire Nitrous Kit w/10lb Bottle

Marsoni M251S
Sale price$384.57
Pay 4 payments of $96.14 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Express Proton Fly By Wire Nitrous Kit w/10lb BottleProton Series nitrous systems combine performance, durability and value in a compact and easy to mount module. Proton systems contain high quality, made in the USA, solenoids that are capable of producing 150 horsepower to the wheels. The black anodized aluminum housing not only looks great, it pulls heat away from the solenoids for extreme durability. This Proton fly by wire system includes jetting for 35HP, 50HP, 75HP, 100HP, 125HP and 150HP. This
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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.
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4.7 ★★★★★
Based on 1059 reviews
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Fatman
Alexandria, US
★★★★★ 5
Great fit
Perfect fit. FYI - I bought the exact same one on EBAY FOR $11.78
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
A
Verified Purchase
Amazon Customer
Birmingham, US
★★★★★ 5
East
Easy to replace and great fit
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Reviewed in the United States on January 4, 2026
T
Verified Purchase
Tom
West Palm Beach, US
★★★★★ 5
Perfect fit
Nice quality
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Reviewed in the United States on May 10, 2025
S
Verified Purchase
stan Hithersay
Cuba, US
★★★★★ 5
I'll get again.
Style: PA99892
Perfect fit and nice condition
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Reviewed in the United States on May 10, 2026
R
Verified Purchase
Robert Diosdado
Grantham, US
★★★★★ 5
Great Value
Style: PA99892
Great value. Dealer wants $75 to replace engine filter. The filter is just as good as the OEM one. Total time to install is less than 3 minutes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 23, 2025

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