Instructions & How To's
Download tuning, flashing, diagnostics, and device instructions for Warranty Killer Performance products.
Please allow 1–5 business days for tune and calibration file processing.
To ensure timely and efficient support, please refrain from sending multiple emails or messages across different platforms before receiving a response from our team. Doing so may result in your messages being flagged as spam.
Support tickets are handled in the order they are received — from oldest to newest. Sending multiple follow-ups may move your request to the back of the queue.
Our team responds to all contact forms and emails as quickly as possible. If you have not yet received a reply, it simply means we have not reached your request in the queue.
For any technical issues, we require all of the following before assistance can be provided:
- Screen recording or video showing the issue
- Clear photos
- Datalogs submitted via the phone app, if applicable
- Your order number
- Year, make, and model of the vehicle
- Detailed description of the issue or issues
Please email all information to: calibrations@warrantykillerperformance.com
Incomplete submissions may not receive a response.