waranty

Hello all, thanks for registering me. I'll make this short and sweet, I'm New to your forum but not to forums in general. I'm going to be buying a hyperstrada in the next month or so. I had my sights set on a bike that was a demo but it was sold before I could go look at it. I called the...

My local dealer says that if install Akra (for example) I loss the warranty for the bike... Is this actually true?