The Official Guys For Koni are Methods Automotive Based out of Bangalore.
Here are their contact numbers. I bought my Koni's from 4 Seasons Automobiles here in Mumbai for 25-26K as well so the price is pretty much correct.
They are the official dealers here in Mumbai for Methods Automotive and Koni so the prices you have got are also correct.Maybe a few hundred Bucks here and there but its the correct price.
here are the details for Methods Automotive.