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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.

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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 Brake Light Modulator for OEM & TST Integrated Tail Light Suzuki DR-Z400S/M

TST Brake Light Modulator - shown with Suzuki DRZ400SM tail light wire harness. TST Industries Brake Light Modulator. Add 3 different light modes to your tail light. Included plug and play wire harness converter work with the stock brake light or our TST LED Integrated Tail Light. Plugs into the TST Brake Light Modulator unit. Plugs into the motorcycle harness. Plugs into the tail light connector. The Brake Light Modulator has a removable cap that enables you to access controls. Choose the light mode and speed of the effect using the controls within the Brake Light Modulator capsule. How to connect the TST Brake Light Modulator using the included plug-and-play sub-harness. TST Image Carousel Close

TST Brake Light Modulator for OEM & TST Integrated Tail Light Suzuki DR-Z400S/M

Add 3 programmable brake light modes to your 2000+ Suzuki DRZ400SM stock tail light or TST Industries Integrated Tail Light with this easy to install Brake Light Modulator.

What's included:

  • TST Brake Light Modulator
  • Suzuki DRZ400SM wire harness for 2000+ models


Suzuki DR-Z400S/M | 2000 - 2020

SKU 10277, BLMH-1000
Weight 0.15 LBS
Price: $44.99
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If buying this product as part of the Buy Together bundle below, define these options there.

Product Feature Episode and Installation


  • Adds 3 brake light modes to your motorcycle's tail light
    • Brake light modes: standard, pulsar, and strobe
  • Compatabile with the Suzuki stock tail light or the TST LED Integrated Tail Light & Fender Eliminator System V2
  • Plug and play wire harnesses eliminates the need for wire cutting, splicing, or soldering
  • Removable capsule cap enables easy selection of your desired light mode
  • Provides a valuable safety feature that demands attention while you are coming to a stop
  • Handles up to four amperes of current 


Do you wish your Suzuki DRZ400SM brake light had different light modes? We've got you covered! Our TST Brake Light Modulator is your plug and play solution to adding an important safety feature to your stock or upgraded TST Industries DRZ400SM Integrated Tail Light. This modulator enables 3 selectable brake light modes to your tail light - standard, strobe alert, or pulsar brake alert. Slowing down for a stop or hard emergency braking can put you in a lot of danger, so do everything you can to make sure your brake light grabs the attention of the driver behind you!

NON U.S. BUYERS: Fitment has only been verified on North American market motorcycle models. It is your responsibility to verify fitment before making your purchase.

Please note this item is not DOT approved and may not comply with the laws and regulations in your area. See our Terms & Conditions for more information.

  • TST Brake Light Modulator
  • Suzuki DRZ400SM wire harness for 2000+ models
  • 1 Year Warranty (See our warranty policy here)

WARNING: Cancer and Reproductive Harm -


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