Because the of legendary A80, Supra has come to be defined by its inline-6 engine. The 5th generation 2020 model got one. Now Toyota has brought the turbocharged 4-cylinder model to America. This means the car world will debate whether a 4-cylinder Supra is a real Supra until the end of days and buyers will agonize over which one to buy. Can a Supra with two fewer cylinders still be a good romp? Tom Voelk checks out a Nitro Yellow model.