Attention: You are purchasing closed course competition Product(s)

I acknowledge that the product(s) being purchased () was/were designed and intended for closed course competition use only. The product(s) is/are neither designed nor intended for use on public roads or land and is against Federal and State regulations to do so. By proceeding with this purchase, I , agree to only use the product(s) for closed course competition.

* All fields are required Close Aknowledgement


U.S. customers are offered a free shipping option for orders with a discounted subtotal greater than $150.00 (before taxes applied). The order's shipment destination must reside within the United States of America. The free shipping options still utilize our standard postage providers and 3rd party shipping companies. Does not apply to large items such as exhausts, stands, and bodywork shipping. All terms and conditions that apply to normal orders will continue to apply to orders with a free shipping option.


An item returned within 30 days of purchase, that includes an accurate RMA#, in a perfectly new, unopened condition, and that complies with our other return policies, will not be charged a restocking fee.


The most common product related questions are answered in the tabs section on this page. Be sure to carefully read through the "Product Details", "In the Box", and "FAQs" tabs. In addition, a lot of our products have comprehensive videos demonstrating installations and product features. You can find those videos in the "Videos" tab.

Note: Some product pages may not have all the tabs mentioned above. Please read through all the available tabs to find the answers to your questions. If you still need assistance, please use the "ASK A QUESTION ABOUT THIS PRODUCT" button below the tabs section.

TST LED Flasher Relay for Honda CBR300R CBR250R

TST LED Flasher Relay for Honda CBR300R and CBR250R. What's included. Fix or prevent hyperflash with our easy to install LED Flasher Relay. TST Image Carousel Close

TST LED Flasher Relay for Honda CBR300R CBR250R

This relay will fix your flash rate problem caused by aftermarket signal lights and/or integrated tail light. If your signal lights flash too fast or do not flash at all, this part is your solution!

Only ONE relay is needed per motorcycle.

Weight 0.10 LBS
Price: $25.84
tst email icon
Get a notification when this item is back in stock.


If buying this product as part of the Buy Together bundle below, define these options there.

Tech Tip Episode Explaining Relays and Resistors


  • Fixes flash rate problems caused by LED signals
  • Simple Installation
  • Adjustable


If your signal lights flash too fast or have stopped flashing completely, this part is your solution! It piggybacks on your OEM relay and plugs into the leads that can be accessed in the OEM relay plug under the left mid fairing.

This component works with the following signal configurations:

  1. All stock
  2. Stock taillight, aftermarket signals
  3. Integrated taillight, stock signals
  4. Integrated taillight, aftermarket signals.

The relay comes preset to 85 cycles per minute. You can alter the flash rate to make it faster or slower. If you slip off the grey cover you can access an adjuster that will enable you to change the flash rate to your liking.

INTERNATIONAL BUYERS: This relay is designed to be an add on to the North American 9-pin relay that comes standard on these bikes. If you are outside of the U.S. please check that your OEM relay matches the North American model as shown in our videos. We cannot guarantee fitment for our international customers. IT IS YOUR RESPONSIBILITY TO VERIFY FITMENT BEFORE MAKING YOUR PURCHASE.

  • LED Flasher Relay
  • Plug-and-Play Sub Harness
  • 1 Year Warranty (See our warranty policy here)


WARNING: Cancer and Reproductive Harm -


There have been no reviews

Dear Customer, TST Industries' website uses cookies to allow us to better understand how the site is being used and to enhance your shopping experience. By continuing to use this site, you consent to this policy. Click to learn more.