English to Spanish Other Military / Defense Executive Security Training

It refers to a secret, throw-away vehicle, in this case, part of a plan used to protect high-ranking government officials.

stash=hide, secretly store away

The source document is a PowerPoint presentation with the following bullets (in the slide entitled "Attack React Plan"):

*Evacuate to safe haven
*Primary and secondary routes to and from safe haven
*Limousine [translator note: not necessarily a "stretch limo," but rather the "principal/client's armored vehicle"]
*Stash car

Target audience=Mexican executive security personnel

Desde ya, muchas gracias