Black widow exhaust
https://www.blackwidowexhausts.co.uk/mt-07-2014-2020-high-level-de-cat-exhaust-system-with-200mm-oval-black-stainless-carbon-tip-silencer-13496-p.asp this is the exhaust system that came with the bike I bought, I have the db killer installed but I also have an angry neighbour always complaining about noise who now threatens to get the bike confiscated/get the police involved, what can I do with the system on top of the db killer to get it registered legally?