The 2000 Oldsmobile Profile concept

 The 2000 Oldsmobile Profile concept was a different kind of sophisticated sports sedan with power sliding rear doors, sliding fold-flat split rear seats and comprehensive mobile communications. Driving control is reinforced by a supercharged all-aluminum twin cam V6, all-wheel drive and Oldsmobile's Precision Control System.

The 1997 Oldsmobile Alero Concept

The 1988 Oldsmobile Aerotech

The 1988 Oldsmobile Aerotech, an experimental high-speed vehicle incorporating the latest in performance technology, (In 1988 that is.) was driven by three-time Indy 500 winner A.J. Foyt to a world closed-course speed record of 257mph (413 km/h). 
It was powered by a specially-prepared turbo-charged version of the Quad 4 engine.

The Aerotech body was designed by GM Design staff and is one of the sleekest vehicles yet developed for a GM car division. The design of the Aerotech includes the capability of adjusting underbody sections to control the distribution of downforce, front to rear.

The 1956 Oldsmobile Golden Rocket

Oldsmobile's 1956 Golden Rocket featured a seating system in which a roof panel was raised and the seat was elevated and rotated toward the entering occupant when the door was opened. Buttons on the steering wheel allowed the column to tilt downward, providing the driver with easier access.