CREATE TABLE table_name_76 (emissions_co2 VARCHAR(255), max_speed VARCHAR(255), car_model VARCHAR(255))
What is the emissions CO2 with a max speed of km/h (mph) of the car model Panamera 4s?
    
SQL: SELECT emissions_co2 FROM table_name_76 WHERE max_speed = "km/h (mph)" AND car_model = "panamera 4s"