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TopSpeed on MSN5d
The Most Overlooked Turbocharged V6 Coupe Ever MadeBuick Grand National and especially the GNX, but there was little-known Regal-based turbo-six coupe that preceded them.
MotorTrend on MSN8mon
The Buick Grand National and GNX Cut a Deep, Dark Path Through GM Muscle Car HistoryArriving in 1987, the GNX took the Buick ... its four-speed automatic, and a front-mounted oil cooler), and 16-inch tires.
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