A car's engine is not just an engine; it is also an instrument that creates sounds and vibrations to excite and arouse its passengers. The noise of the car can evoke emotions from excitement to fear, but when it comes to sexually arousing someone inside their vehicle, there are certain parts of a car that have been shown to elicit more sensual responses than others. There are many different types of sounds cars make when they move, including high-pitched noises produced by tires rolling against pavement and low-frequency growls created by turbochargers spinning at thousands of revolutions per minute.

One type of sound has been proven most effective for creating feelings of attraction in both men and women - braking. Braking produces an auditory cue that triggers psychosexual response in those who hear it. According to researchers, this effect occurs because people associate breaking with safety and control - two traits traditionally associated with sexiness. When a driver hits the brakes hard enough to cause them to squeal or screech, they may feel like they are taking charge of their sexuality as well as their vehicle's performance. Another way that cars can be eroticized subconsciously is through wheel lockup. This happens when the wheels start turning so slowly that they create friction with the ground, which causes rubbing and grinding sounds. These sounds can be pleasurable for some drivers due to their association with intimacy and closeness between partners.

ABS modulation refers to changes in brake pressure caused by anti-lock systems on modern vehicles. While these systems help prevent skidding during emergency stops, they also generate auditory feedback that is similar to a person moaning in pleasure during intercourse. By understanding how these sounds work together to produce arousal in humans, manufacturers have begun incorporating them into their designs in order to increase sales and market share among consumers looking for more than just transportation from their vehicles.