Automobiles have been a source of arousal for many people since their invention. They are often associated with speed, power, and aggression, which can be sexy traits that excite certain individuals. This phenomenon is known as "automobile fetishism" and can manifest in various ways such as fantasizing about cars during sex, watching car racing or drifting videos while masturbating, or owning cars specifically for their sexual appeal.

One study found that exposure to tire screeching and engine revs caused increased heart rate and blood pressure, similar to what happens when people watch pornography. The researchers concluded that these sounds may trigger arousal because they activate the same areas of the brain responsible for sexual response. In addition, some car commercials feature attractive models posing seductively next to vehicles, which can also cause arousal.

Another theory suggests that automobile fetishism may stem from early childhood experiences.

Children who play with toy cars may associate them with feelings of excitement and freedom, which could carry into adulthood. Similarly, those who grow up around mechanics or car enthusiasts may develop an appreciation for the mechanical aspects of cars, including how they sound.

There are several sub-categories of automobile fetishes, such as lusting after specific makes and models, having sex inside cars, or using cars as props in roleplay scenarios. Some fetishes involve modifying cars to enhance their appearance or performance, such as adding custom rims or installing a powerful stereo system. Others may enjoy taking apart engines and other parts, which can provide a sense of satisfaction and control.

Not everyone finds automobiles sexy, and many view them purely as transportation devices.

There is no evidence linking automobile fetishism to mental health issues or other problems.

It's just one aspect of human sexuality and should be approached with openness and respect.