i recently bought a supercharger off these lot.was a bit concerned at first that it might blow up as there not that well known yet,but every thing seems fine so far ,was given six months warranty as well.and the best thing is i paid £700 for the charger which included pulleys,cogs and fully serviced.they seem to be selling alot of g60 things on ebay ,personally i would deal with them again, :lol:thats there site