Skip to content

LED Flashlight Upgrade Kit

Marsoni M251S
Sale price$11.99
Pay 4 payments of $3.00 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
LED Flashlight Upgrade KitThe Nite Ize LED Upgrade Kit converts most C & D (2 6 cell PR style flange) incandescent flashlights into bright, long lasting (100,000 hour) LED flashlights. It's as easy as replacing the bulb instantly, your flashlight will emit a pure white (as opposed to the incandescent dull yellow) light, in spot to flood focus. Self adjusting for all capacity levels, this efficient LED technology also ensures a much longer battery life, making it not only a
Easy Shipping

Quick Dispatch:

Your LED Flashlight Upgrade Kit 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 LED Flashlight Upgrade Kit ships.

Need Help?
Questions about LED Flashlight Upgrade Kit, 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 LED Flashlight Upgrade Kit 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
4.0 ★★★★★
Based on 1646 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Arun Durairaja
Chelsea, US
★★★★★ 4
Good filter, Expensive
Size: (Pack of 1)
I like the product very much. It was upto my expectations but little expensive
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 24, 2023
S
Verified Purchase
Side Hug
Draper, US
★★★★★ 5
Solid Price for Quality
Size: (Pack of 1)
Awesome filter, my engine told me it loves the fit and ease of installation. It also it very good value for money as they aren’t expensive and you are getting a high value for the money. My engine also told me it’s getting slightly better fuel efficiency as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 22, 2026
K
Verified Purchase
Kerry M.
Houston, US
★★★★★ 5
Made well
Size: (Pack of 1)
I just put it in but fits nice, good quality and I expect it to work very good. I watch many YouTube channels with experienced mechanics. Many of them use six products.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 23, 2025
G
Verified Purchase
Greg D.
Louisville, US
★★★★★ 5
Top quality filter
Size: (Pack of 1)
Great filter but a bit expensive.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
S
Verified Purchase
Scott
Lexington, US
★★★★★ 4
It was ok.
Size: (Pack of 1)
The product installed fine and the price was good. However, it took too long to arrive. I don't know why it took almost three weeks to get to my house. I was about to cancel the order.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 17, 2019

recommand products