Should You Clean or Change the Air Intake Filter?

Should You Clean or Change the Air Intake Filter? | Chicane Motorsport

As a car owner, you're likely aware of the importance of regular maintenance to keep your vehicle running smoothly. One crucial aspect of maintenance involves the intake air filter, a component that plays a vital role in ensuring clean air enters your engine. When it comes to the intake air filter, should you clean it or replace it altogether? 

Intake Air Filter 101

Before we dive into the cleaning vs. replacement debate, let's first understand the role of the intake air filter. The intake air filter is responsible for filtering out dirt, dust, debris, and other contaminants from the air entering your engine. By trapping these particles, the filter prevents them from reaching the engine's delicate components, such as the cylinders and pistons, where they can cause damage and reduce performance.

The Case for Cleaning the Intake Air Filter

One school of thought suggests that cleaning the intake air filter can prolong its lifespan and maintain optimal airflow to the engine. Cleaning the filter involves:

  • Removing it from the air intake housing.
  • Gently tapping or brushing off any loose debris.
  • Washing it with a mild detergent and water.
  • After allowing the filter to dry thoroughly, it can be reinstalled and put back into service.

The Argument for Replacement

On the other hand, proponents of filter replacement argue that cleaning may not always restore the filter to its original efficiency. Over time, the filter may become clogged with dirt and debris, making it difficult to clean thoroughly. Additionally, cleaning the filter can sometimes damage the delicate filter media or compromise its ability to trap particles effectively. In such cases, replacing the filter with a new one may be the best course of action to ensure optimal engine performance and longevity.

Factors to Consider

When deciding whether to clean or replace your intake air filter, several factors should be taken into account:

Filter Condition
Assess the condition of the filter and the level of contamination. Filters that are heavily clogged or damaged may be better candidates for replacement.

Maintenance History
Consider the filter's maintenance history and whether it has been regularly cleaned and inspected. Filters that have been neglected may benefit more from replacement.

Driving Conditions
Evaluate the driving conditions to which your vehicle is subjected. Vehicles driven in dusty or off-road environments may require more frequent filter replacement.

Performance vs. Regular Intake Air Filters

When considering intake air filter replacement, weighing the benefits of performance filters against those of regular filters is essential. 

Performance air filters, such as those made from cotton gauze or foam, are designed to provide improved airflow and filtration efficiency compared to traditional paper filters. 

While performance filters may offer enhanced engine performance and increased horsepower, they often require more frequent maintenance and may have a higher initial cost.


Do you own a performance vehicle that you care for? Trust Chicane Motorsport for all your maintenance and repairs - from basic maintenance to performance art installations.