statement

http://www.pistonheads.com/news/general-pistonheads/mercedes-tyre-skipping--official-statement/35651 Mercedes-Benz UK statement issued 24/1/17 and reproduced verbatim: We're sorry to hear that a small number of customers have experienced an issue with certain models, generally at cold ambient...

What sort of MODS are you required to declare to an insurer by law? In my opinion, upgrading the exhaust and upgrading an internal light do not have the same impact. Any one has any experience with this?