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Nitrous Express 4 Cyl Gasoline EFI (50-250HP) Nitrous Kit w/o Bottle

Marsoni M251S
Sale price$492.69
Pay 4 payments of $123.17 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Express 4 Cyl Gasoline EFI (50-250HP) Nitrous Kit w/o BottleThe NX direct port EFI systems are for the crowd who have already modified their engines with high strength internal engine parts. These systems utilize the patented NX 'Piranha' nozzle and are adjustable up to 300 Horsepower! Available standard with high tech distribution blocks, optional 'Next Generation' rail technology. Nitrous system comes complete with stainless bottle brackets, stainless hard lines, nozzles, jetting, and all necessary
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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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4.2 ★★★★★
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JZ
Birmingham, US
★★★★★ 5
Soft and perfect fit
Size: Medium, Color: (499) Federal Tan / Federal Tan / Coyote
Perfect fit, comfortable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2026
B
Verified Purchase
Brian
New York, US
★★★★★ 5
Comfortable and Warm!
Size: Large, Color: (390) Marine Od Green / Marine Od Green / Baroque Green
Not as well padded on the bottom as military issue but still a great sock!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 18, 2025
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Verified Purchase
WILLIAM L. HARDISON
Louisville, US
★★★★★ 5
Pricing and fir
Size: Large, Color: (499) Federal Tan / Federal Tan / Coyote
Great fit pricing is fair
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Reviewed in the United States on November 20, 2025
M
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Maranda
Charlottesville, US
★★★★★ 5
Great fit
Size: Medium, Color: White
Perfect fit and they don't slide off the back of your ankle.
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Reviewed in the United States on March 16, 2026
J
Verified Purchase
Jessica Burdett
Charlottesville, US
★★★★★ 5
Best socks!
Size: Medium, Color: Blue
I love these socks! They last for years and they fit so nicely on my feet. I love that I can wear the in tennis shoes or wool boots and they never move!
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Reviewed in the United States on October 21, 2025

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