Check out the Pantera vendors also. PanterasbyWilkinson has them listed at their site. You reuse your existing tumblers so you retain the use of one key for the door and trunk.
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.