★★★★★ 5
Quick delivery
Fit like they should and seems to be working great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
Nitrous Outlet GM EFI Dual Stage Single Nozzle System - Gas/E85 (5-55psi)(35-200HP)(10lb Bottle)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Nitrous Outlet GM EFI Dual Stage Single Nozzle System - Gas/E85 (5-55psi)(35-200HP)(10lb Bottle)Flow Up to 400 HP In Two Stages 400+HP Solenoids All Hardware, Electrical, and Jetting Included E85 Compatible With Different Jetting Includes Jetting for 70 100 150 200 HP Flow up to 400 HPThis dual stage system comes out of the box with everything you need to spray up to 400 HP. Race Proven. Nitrous Outlet systems are favored by professional and amateur racers alike because of their quality components and extreme performance. All components in 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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4.5 ★★★★★
Based on 1968 reviews
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Product Reviews
★★★★★ 5
Great product
Great product
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Reviewed in the United States on December 30, 2025
★★★★★ 5
Fit Mercury 150 saltwater 2 stroke great!
These fit my Mercury 150 perfect. Took it out for a test run and engine ran great with no overheating issues.
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Reviewed in the United States on August 26, 2025
★★★★★ 5
Work’s okay
They work ok, as expected
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 26, 2025
★★★★★ 5
Just as good as OEM
Exactly what I expected...
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 9, 2025
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