> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.tdi-tuning.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# How do I return my Tuning Box under the 30 day guarantee?

If you have changed your mind about your purchase, then you are covered under our 30 day guarantee. To initiate a claim simply call our offices to begin the returns process, or email the technical team directly on technical@tdi-tuning.com. You will be issued a returns number and be advised to return the product via an insured and tracked courier service.