The appearance of car grilles has changed significantly throughout history. Initially designed to improve ventilation, they have become more decorative over time. Some car enthusiasts believe that certain features of car design can be perceived as an expression of masculinity and femininity. In fact, many drivers report being attracted to specific cars based on their physical characteristics.

A recent study found that women who were shown images of cars with large, shiny chrome grilles reported feeling more attracted to them than those without. This may suggest that the size, symmetry, and polish of a vehicle's front end communicate sexual symbolism and phallic significance to some individuals.

In addition to being associated with masculinity and power, car grilles are often seen as a symbol of virility and fertility. The shape of the grille can also convey emotional states such as anger, confidence, or aggression. Certain car models are known for having particularly "sexy" grilles, such as the Ferrari F40 or Lamborghini Murcielago. These cars feature sleek, smooth lines and a dominant front end that some argue conveys a sense of sexuality and dominance.

It is important to note that not all people respond in the same way to these cues. While some may find them appealing, others may find them unattractive or even off-putting.

There is no evidence to suggest that car owners experience any actual sexual arousal from their vehicles. Instead, the psychosexual appeal seems to lie in the symbolism and meaning attached to the car itself.

While car grilles do not have direct links to sexual functioning, they may influence perceptions of beauty and attraction. By understanding how certain features influence our response to automobiles, designers can create more effective advertising campaigns and target specific demographics.

A study found that men who were shown images of Maserati sports cars with large, angular grilles reported higher levels of physical attractiveness than those who viewed the same model with a smaller, rounder grille. This suggests that certain car designs can be tailored to appeal to specific groups based on sex or gender.