The poster was tweeted out this week by the official “Supernatural” Twitter account ... “Baby,” a 1967 Chevrolet Impala. “As it is written, so it shall end,” the poster reads.

Here’s how it works. Admittedly, the poster doesn't show the Winchesters on death's door or anything, but the Impala sure does look like it could be ready to drive up the stairway to heaven.

The Impala has traversed thousands of miles with the boys and been beat up repeatedly. It’s the truest friend they have. While on the set of Supernatural with a small group of journalists ...

The poster was tweeted out this week by the official “Supernatural” Twitter account ... “Baby,” a 1967 Chevrolet Impala. “As it is written, so it shall end,” the poster reads.