Quiz: What does the term ‘turbo lag’ refer to in turbocharged engi August 6, 2025 by Alex Turner What does the term ‘turbo lag’ refer to in turbocharged engines? Discover more about Vehicle Engine and Automobile at our home page. A) The delay in power delivery caused by the turbocharger spooling up B) The noise produced by the exhaust system when the turbo is engaged C) The reduction in fuel efficiency due to turbocharger use D) The increase in engine temperature when the turbo is active Submit Answer