[4] The exterior, finished in superior blue,[3] boasts a low-slung flowing pillarless coupe design with a sloping fastback roofline.

[5] On the inside, the seats are upholstered in mist gray leather, complete with carbon fiber aluminium accents to give the driver's compartment a more sporty appearance.

The dashboard features a wide touchscreen previewing a "future version" of Buick's IntelliLink infotainment system.

[6] The Avista concept car is related to the Cadillac ATS-V Coupe[7] and sixth generation Chevrolet Camaro by sharing the same rear-wheel-drive Alpha platform.

[11] The Avista nameplate, meaning sight in Italian, was previously filed for trademark registration by General Motors on September 22, 2015.