All power usage adds up. More important, the unit sits behind the glove box in front of the firewall. You'd need to redesign the car to fit a cooler worthy of 5

All power usage adds up. More important, the unit sits behind the glove box in front of the firewall. You'd need to redesign the car to fit a cooler worthy of 500w in there, thus making retrofitting a much harder task. My 280mm Corsair AIO water cooler struggles with a 140W TDP Intel CPU at full load. All typical car manufacturers' message when rolling out something new: Buy the new car. Here, existing owners get access to a paradigm shifting feature, by just swapping out what will be an inexpensive module. Tesla has nailed this upgrade, in my eyes. I don't own any of their cars (although I wish I did), nor do I have any shares.