66kw to 166kw…increase by 200 euro?!

hello…. have already used the search but did not find exactly that… have a 3 golf with 66kw in which I have now installed a G60, has now 166 KW. the insurance wants now (is only 3 mon registered) instead of 220 euro, 450 euro contribution have … she told me she must now classify my golf as the golf4 R32.. but understand it not exactly that is a kpl. other car….? is there perhaps a insurance that does not see this so closely when you have more ps? the nu r go according to model? if there is no other possibility, well then I have to live with it. mfg alex