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Nitrous Outlet 4 Cylinder Direct Port System - .122 Nitrous Solenoid/.177 Fuel Solenoid/Distribution Blocks/90 Degree Discharge Nozzles (E85)(5-7-10 psi)(50-250HP)(No Bottle)

Marsoni M251S
Sale price$573.00
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Nitrous Outlet 4 Cylinder Direct Port System - .122 Nitrous Solenoid/.177 Fuel Solenoid/Distribution Blocks/90 Degree Discharge Nozzles (E85)(5-7-10 psi)(50-250HP)(No Bottle)Low Fuel Pressure (5 7 10 PSI) Flow Up To 400HP Four Cylinder Wet System Distribution Blocks Single Stage All Hardware, Fittings and Accessories Included Includes Jetting For 50 100 150 200 250HP High Horsepower: Nitrous Outlet's 4 cylinder direct port systems are designed to be high flowing for high horsepower applications. This system comes with one 90 degree wet nozzle per cylinder capable of flowing 200 HP each. High Quality Construction: Nitrous
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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 366 reviews
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Smalls
Lake Worth, US
★★★★★ 5
Good stuff!
Yamaha F150 running great!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 11, 2021
S
Verified Purchase
Sean R.
Waukegan, US
★★★★★ 5
Excellent quality
Great quality kit
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Reviewed in the United States on December 24, 2025
J
Verified Purchase
Jospeh C Farrell
Massapequa, US
★★★★★ 5
Boating maintenance
Perfect replacement parts for your scheduled maintenance, great price
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Reviewed in the United States on December 25, 2025
J
Verified Purchase
Jeff Sylvester
Grantham, US
★★★★★ 5
worked great at fair price
works fine on my 1994 volvo penta 3.0 GL the main gasket was wrong, but my 3.0 GL does not have a gasket, the other parts appear to be universal
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Reviewed in the United States on June 5, 2025
G
Verified Purchase
gmarlin
Port Orchard, US
★★★★★ 4
Good fit
Worked well with no problems.
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Reviewed in the United States on February 24, 2026

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