You can not compare a 1993 car to a 2020's car. Today's LS4 and LS5 V8 engines produce much more horsepower and get better fuel economy. I might as well compa

You can not compare a 1993 car to a 2020's car. Today's LS4 and LS5 V8 engines produce much more horsepower and get better fuel economy. I might as well compare a Tesla pickup to a VW bug from the 1960's and say that pickups produce less tailpipe emissions than small cars do.