Quote Originally Posted by xPhantomSilviax
^^True... in 95% of cars, the intake setup isn't a good enough one for it to matter, and the car isn't tuned to make the max use of the colder, denser air.
No matter what when the valve opens more air will be able to fill the cylinder, go-kart or Ferrari. That's how much of the "gains" you read on a BS parts are made, by heat-soaking the stock car before runs.