Arriving in 1987, the GNX took the Buick Regal—which was already offered in go-fast Grand National form—and turned up the ...

SLP recently acquired the rights to “GNX”, a Buick name that carries with it quite a bit of power. SLP plans to use it on a sports performance tuned Regal GS. While the Regal GS did provide a ...

Prices shown are the prices you can expect to pay for a 1987 Buick Regal 2 Door Coupe GNX across different levels of condition. Edit options.

The GNX traces its origins to the intensified efforts of the company during the 1980s to create the ultimate version of one of their best-selling models: The Buick Regal, its championship-winning ...

What appears to be a Buick Regal Grand National in its characteristic dark, gleaming exterior paint job nearly plunged into a pit when water from a broken water main ate out a sinkhole beneath the ...