How to substitute a different price in the product filter on Opencart?

Question

PHP

Good day. There is a site on ocStore 2.3.0.2.3, the Mega Filter PRO module is installed, on the site each product has 3 types of prices, retail, wholesale from 3000 rubles. and wholesale from 30,000 rubles.
In the filter in the minimum price column, the retail price is displayed. Tell me, please, how to make the value of the minimum price in the filter taken from the wholesale from 30,000 rubles, and not from the retail one.

Here if that site

h912263045.nichost.ru/desktops/halaty