That’s one of the best sounding resonators on the market. I ran them on 2 custom built exhausts and sounded amazing…. Very deep, quiet, and 0 drone.
Buddy of mine at Toyota said the pricing was indeed an error. And depending on inventory, the orders may get cancelled…. Since they are all independently owned, each individual dealership will be different.
If I am not mistaken, you need to have a bmw based scanner to register the new battery. Or the Oem Toyota scanner. I want to say bimmer link can do it too.