Vector Avtech WX-3 Prototype Coupe, once valued between $1.3 million and $1.5 million, is currently available through Canepa.

The 1987 Buick GNX only produced 547 units, plus a 1986 prototype An output of 300 horsepower was achieved by adding a ceramic intercooler and turbocharger to the base Buick 213 engine The car was ...

Sign up for RobbReports's Newsletter. For the latest news, follow us on Facebook, Twitter, and Instagram. The 1993 Vector ...

Instead, it is attempting to reproduce an earlier prototype from 1946 that actually ... Underneath all of the crazy changes is a 1971 Buick Riviera powered by a 455-cubic-inch (7.5-liter) Buick ...

The prototype appears to have a more steeply raked windshield than the five-door currently available in Europe and China where it's badged as a Buick and sold under the Excelle nameplate.

Aston Martin Tickford helped with prototype development, with assistance from Abbey Panels and GM’s U.K. Proving Ground. Cadillac engineers were assisting with the program after Buick ...