Next-gen airbags, several new body colors and a new traction control in the GTP model marked the only changes in 1998 for the Grand Prix ... and exhaust tips. The GTP trim was renamed to the GT this ...

A special stainless-steel dual exhaust system was installed to better help the turbocharged 3.1-liter V6 breathe. The Pontiac Grand Prix Turbo also received a revamped performance suspension which ...