Quiz: What is the significance of engine tuning in performance veh August 18, 2025 by Alex Turner What is the significance of engine tuning in performance vehicles? Discover more about Vehicle Engine and Automobile at our home page. A) It optimizes engine performance for better horsepower and fuel efficiency. B) It ensures the vehicle complies with safety regulations. C) It enhances the vehicle’s aesthetic appeal and design. D) It increases the weight of the vehicle for better stability. Submit Answer