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Nitrous Outlet Dry 8 Cylinder Dual Stage Direct Port System - Four .112 Nitrous Solenoids/Compact Distribution Blocks/Compression Fittings/SBT Dual Passage Discharge Nozzles (100-400HP)(10lb Bottle)

Marsoni M251S
Sale price$1106.99
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Get it in 3 business days with 1 day shipping. Friday, May 29
Nitrous Outlet Dry 8 Cylinder Dual Stage Direct Port System - Four .112 Nitrous Solenoids/Compact Distribution Blocks/Compression Fittings/SBT Dual Passage Discharge Nozzles (100-400HP)(10lb Bottle)Flow Up To 800HP . 112 Nitrous Solenoids Dry System Dual Stage All Hardware, Fittings and Accessories Included Includes Jetting For 100 200 300 400HP High Horsepower: Nitrous Outlet's 8 cylinder direct port systems are designed to be high flowing for high horsepower applications. This system comes with one dry nozzle per cylinder capable of flowing 200 horsepower each. Racers Option: The racers option comes with compact, light weight distribution
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
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4.2 ★★★★★
Based on 2223 reviews
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Verified Purchase
Tom K.
Belleville, US
★★★★★ 4
It works as it should...
Size: 96158T-2PCS
Used it in a pinch for stater relay... it works great. Be aware... Mine required metric sockets for the nuts... 10mm for large terminals - 3/8 was too tight and same for smaller terminals 7mm fit better than 5/16 that was too loose. The mounting holes are also spaced closer together than the OEM on a mercruiser 260 in a mid 1980's boat but easy to remedy with a 1/4" drill bit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 4, 2023
D
Verified Purchase
Don
Pawtucket, US
★★★★★ 5
Fixed 4.3 Merc IO
Size: 96158T-1PCS
Engine wouldn't start reliably or consistently. I had no clicking either from the old solenoid even though it would start from time to time...motor starts perfect after install. Pretty easy install as long as you reconnect the right wires. This worked perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 8, 2023
M
Verified Purchase
Mr Sexy
Bozeman, US
★★★★★ 5
Quality
Size: 96158T-2PCS
Worth the money. Quality. Fit good. Easy too install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 21, 2025
A
Verified Purchase
Amazon Customer
Massapequa, US
★★★★★ 5
Solenoid replacement
Size: 96158T-2PCS
No changes were needed, fit exactly as the oem. Happy Happy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 10, 2025
S
Verified Purchase
SOmeone
Massapequa, US
★★★★★ 1
Did not work.
Size: 96158T-2PCS
I went to double check that I can read but it says 35hp-275hp and it sure didn’t work on my 200ho mercury so I do not recommend. If you’re on a time crunch don’t push your luck buy OEM like I am doing right after this review.
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Reviewed in the United States on May 13, 2026

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