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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.

If an ECU tune was purchased, please send your unmodified and undamaged OEM ECU to TST Industries, located at 623 Pleasant St, Lake Helen, FL 32744.

* All fields are required Close Aknowledgement

FREE SHIPPING OPTION FOR DOMESTIC ORDERS:

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.

NO RESTOCKING FEES:

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.

MOST QUESTIONS ABOUT THIS PRODUCT CAN BE ANSWERED ON THIS PAGE.

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.

NO ADDITIONAL COST: You pay at the time of checkout and never have to worry again.

COVERAGE: Our Limited Extended Warranty starts on the date of purchase. It covers all manufacturer defects for our TST Exclusive products. (Products manufactured by us with the exception of our WORX products)

EXPERT HELP: As always our team is here to help. If you’re unsure about this warranty or if your product is eligible, feel free to reach out to us and we can help answer any questions you may have!

PRODUCT ELIGIBILITY: TST will offer our Limited Extended Warranty on all products manufactured by TST Industries.

EASY CLAIMS PROCESS: Simply click the “Contact Us” page and fill out the “Returns Form” to begin the warranty process. Once our team receives your email and initiates the RMA, you can send your product back to us and we will repair/replace the product at no cost as long as a manufacturer defect is found. What qualifies as a manufacturer defect? Check out our Terms and Conditions for some examples!

TST Tune ECU Reflash for Ninja 400 2018-2023

TST Tune ECU Reflash for Ninja 400 2018-2023

TST Tune ECU Reflash for Ninja 400 2018-2023

Already had your Ninja 400 ECU flashed by us but need an update to accommodate new hardware or a new setup? Don't worry, we offer free reflashes as long as you send us the same ECU we previously flashed. Simply select the tune you want to upgrade to and be sure to drop in your previous tune order number, then send us your ECU, and we'll do the rest. We only charge a small shipping fee of $15.

*Please note that our Stage 3 Tune is meant to be used with our TST WORX Airbox.

Applications:
Previously TST flashed ECUs ONLY

You are responsible for sending us the same Ninja 400 ECU that was previously flashed. It must be an OEM and undamaged ECU. We will reflash the ECU with the tune you select and send your ECU back to you. Once an ECU is flashed, all sales are final and no refunds will be issued.

SKU

2018 - 2023/Ninja 400/Kawasaki

TST Tune ECU Reflash for Ninja 400 2018-2023

Price: $15.00

Please Input Original WORX Tune Order Number

Reflash My ECU With This Tune

Quantity

ATTENTION:

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

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CLOSED COURSE APPLICATIONS ONLY
This kit was designed and intended for closed course competition use ONLY. These products are neither designed nor intended for use on public roads or land and it is against Federal and State regulations to do so.

Product Details
FAQs

Tune Features

Unlocks additional power potential for your new setup
Reflashes your previously TST tuned ECU

Requirements

Upgrading your motorcycle is often times a never ending project, so we fully understand the need to reflash your previously tuned ECU to accommodate a new upgrade. We've got your back. If you have purchased a TST WORX Tune previously but need to upgrade to a different tune, simply input your original ECU tune order number into the field above and then select the tune you wish to upgrade to. We don't charge for the reflash service, and only charge a small $15 shipping charge to ensure we can get your ECU right back to you after it's been updated.

Need additional information? Contact our amazing Customer Support team and we'll help you sort out exactly what you need.

Q: Do I ship my ECU to you?
A: Yes, it is your responsibility to ship same ECU that we previously tuned to our facility in Florida for tuning. The ECU must be properly packed and free of any damage or contaminants to be tuned properly.

Q: Do I pay for shipping if I am sending you my ECU?
A: Yes - it is your responsibility to properly package your ECU and send it to our facility in Florida.

Q: Where do I ship my ECU?
A: 623 Pleasant Street, Lake Helen FL, 32744 - Please include your order number.

Q: I'm located outside of the United States. Will I have to pay duties on this item?
A: Some countries charge additional fees when a package is imported and delivered to the recipient. We have no way of knowing or estimating what these fees will be. It is the buyer's responsibility to cover these additional costs.

Q: What is your return and warranty policy?
A: Returns are not accepted for this item. Please read over our policies thoroughly on our terms and conditions page BEFORE making your purchase.
TST Industries Terms and Conditions

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

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