Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb Bottle

Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb Bottle

Marsoni

M251S

$1038.68

Get it in 3 business days with 1 day shipping. Friday, May 29

Nitrous Express 4150 Assassin Plate Pro Power Nitrous Kit (100-500HP) w/12lb BottleNitrous Express. 4150 Assassin Plate

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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I decided to try LIQUI MOLY Valve Clean to help keep the intake valves clean and maintain engine performance, and I’m really impressed with the results. After adding it to the fuel tank and running through a full tank of gas, the engine felt noticeably smoother and more responsive. It’s very easy to use—just pour it into the fuel tank as directed. I also like that it’s from LIQUI MOLY, a brand known for high-quality automotive additives. While it’s not a miracle fix for serious mechanical issues, it’s a great preventative maintenance product to help reduce deposits and keep the engine running efficiently. I plan to use it periodically as part of my regular maintenance routine.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on March 7, 2026

Verified Purchase

Jack

Pawtucket, US

★★★★★ 5

Must have.

Size: 150 ml, Pack of 1

Very good product, works great.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on May 7, 2026