Originally Posted By: The Critic
If the OP is thinking about using an universal product in his Prius, I wish him the best of luck. Most universal ATFs say that their product can be used in traditional stepped gear applications calling for a particular spec, but not in CVTs.
Actually, as I said in the original post, I will most likely get the WS. It is so cheap, there is no reason not to. If it were over $10 a quart, I'd go with D6. If I were to try these others, it would be with analysis early and often.