Warranty is somewhat subjective. Theoretically, it can only affect the warranty if it can be proved that the modification was instrumental in causing the failure that you are trying to get covered by warranty. In reality, your relationship with the service department is what matters the most. As your service manager. If he has no issue with your mod, then you should enjoy many years of happy motoring with your warranty fully intact.
Hello, Iíd like to personally welcome you to this awesome forum, the best place on the web for information on your RAM. Glad to have you aboard. Donít forget to stop by the newbie section found here and introduce yourself. Enjoy the forum.