so Buick went all out, renaming it the GNX (Grand National Experimental) and finally gave it the power it should have had all along with a killer 300-horsepower turbo-six.

The Buick GNX (short for “Grand National Experimental”) was the ultimate expression of G-body performance; a rear-wheel-drive ...

GM has traditionally shared vehicle platforms among its various brands. What is a G-body GM car, and what muscle cars were ...

Modified by ASC/McLaren, the Buick GNX was modified to produce a so-called 276 horsepower, up from the 245-horsepower output of the Grand National of the time. As is often the case, the GNX was ...

But it begs a fun question: would a revived GNX help Buick create a new ... GM is producing a trio of high-performance RWD cars all based on the Holden platform currently underpinning the GTO ...

The 1987 Buick Grand National GNX looks just as mean today as when ... but they make their performance credentials in very different ways. Ken Lingenfelter even weighs in during the video to ...

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.

Before GNX even dropped, one of the early hurdles was finding a pristine 1987 Buick GNX for the performance, which was gutted to have 30 of the 400 dancers emerge from the car. “The car is the ...