Can I make technical changes at the product? Any technical modification of Thule products is not permitted. Doing so will void Thule's liability and the Thule BringIt! warranty. Can't find the answer you're looking for? Submit a support request Related articles I have a question regarding my Brink / Thule hitch/tow bar. Who can I contact? Which roof rack solutions will fit my car? Where can I buy Thule products? Are any tools needed for installation? I would like to purchase the ‘One Key’ system, can I choose a specific key number?