


Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/15lb Bottle
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/15lb BottleThis Billet LT4 Supercharger Lid replaces the upper supercharger lid on all GM LT4 Superchargers for a quick and clean install. Nitrous and fuel are injected into each cylinder from the side of the runner providing direct port like distribution ensuring maximum performance. This lid is made from a solid piece of billet aluminum with 1 8NPT machined directly into the plate so there is no need to worry about gaskets leaking. The nitrous system comes
Quick Dispatch:
Your Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/15lb Bottle orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/15lb Bottle ships.
Need Help?
Questions about Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/15lb Bottle, sizing, or delivery? We're just an email away.
Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Nitrous Express Nitrous & Water Injection Kit w/Billet LT4 Supercharger Lid w/15lb Bottle in your area.
Get Shipping Estimates
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
You may also like
4.5 ★★★★★
Based on 1228 reviews
Sort
Product Reviews
★★★★★ 5
Save on filters forever
Color: CA9683
A perfect replacement for my auto' expensive paper filter. With a little care it will outlast the car
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 18, 2025
★★★★★ 5
Quality
Color: CA9683
Definitely a improvement from Oem, have it on both Fj and Tacoma, feels so much better driving
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 15, 2025
★★★★★ 5
It works
Color: CA9683
No complaints
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 4, 2025
★★★★★ 4
It filters air.
Color: CA9683
This apparently fits in a car to filter air to the car. I put it in mine. But I cannot see it. So IDK if is even still there?
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 2, 2023
★★★★★ 5
Works
Works as it should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026