I was searching for this stuff on the internet and found a company that does kits. I was working with SteamyZ on the interior kit and he had not gotten his vendor setup. I pointed him to Seat Comfort Systems and he got a business arrangement setup and got the kits for me at a reduced price as part of my interior purchase. I'd have to search for the website again but the phone number is 888-927-6732. I think the guy's name was Tom. The cooling is basically small fans inserted into the foam and draws cool air through the seats. It works fairly well but I have not really driven a long distance yet to really judge the effect