Browse 1000's of car parts across all makes and models


A Guide to Car Filters

Share page  


In the world of automotive maintenance, filters play a pivotal role in safeguarding your vehicle and ensuring optimal engine performance.

We proudly offers a comprehensive selection of high-quality filters from renowned brands, with a special focus on Knecht filters. Founded in 1899, Knecht boasts an impressive legacy of 2,155 patented technologies, including innovative contributions like plastic air filters and eco filter elements.

Let's delve deeper into the world of car filters and their vital functions within your vehicle.

**Are MAHLE and Knecht the Same?**

MAHLE and Knecht are both reputable filter manufacturers dedicated to safeguarding a vehicle's lubrication system, regulating oil quality, and sustaining performance efficiency. However, there's often confusion regarding their relationship. Knecht has been a part of the MAHLE group since 1993, and Knecht products continue to adhere to stringent international quality standards, ensuring optimal results. Replacing filters should align with your vehicle manufacturer's recommended service intervals, whether based on time or mileage (whichever comes first).

Here are additional factors that may necessitate filter replacement:

**When to Change an Air Filter**

Air filters serve to shield your engine from dust, soot, and debris. Generally, it's advisable to replace your vehicle's air filter every 12,000 to 15,000 miles, but the exact interval depends on your vehicle's age, make, and model. Always consult your owner's manual for precise guidance. If you're uncertain about the timing, watch for these signs:

  • Examine the air filter's appearance. Is it discolored or dirty?
  • Unusual engine noises, like spitting or popping sounds, which could result from a blocked air filter.
  • The illumination of the "Check Engine" light.
  • A drop in your vehicle's performance, such as struggling to reach higher speeds.
  • The emission of black smoke from the exhaust.
  • Decreased fuel efficiency.

**When to Change an Oil Filter**

Experts in the automotive industry recommend changing your oil filter every three months or 3,000 miles. Regular oil filter replacement ensures smooth engine operation, efficiency, and the removal of contaminants from your engine's oil. Consider changing your oil filter in these circumstances:

  • The service engine light illuminates.
  • Frequent heavy braking and accelerating, which may necessitate more frequent oil filter changes.
  • Operation in harsh weather conditions, as this can impact your oil filter's performance.
  • During an engine oil change to prevent contamination of fresh oil.

**When to Change a Pollen Filter or Cabin Filter**

The pollen filter, also known as a cabin filter, is equipped with an electrostatic paper filter. Its primary purpose is to eliminate dust, plant particles (like pollen and fungus), and potentially harmful exhaust fumes, ensuring the well-being of both the driver and passengers.

Replace the pollen filter every two years, and if you drive in densely populated areas or cities, consider annual replacement. Look for these signs to know when it's time to replace your pollen filter:

  • Lingering unpleasant odors inside your vehicle.
  • Reduced airflow through the ventilation system.
  • Dust accumulation within your vehicle's interior.
  • Always consult your owner's manual if you're uncertain.

**When to Change a Fuel Filter**

Fuel filters are essential for preventing dirt, rust, paint chips, debris, and other contaminants from infiltrating the fuel injectors. A damaged fuel filter can even render your engine inoperable. To maintain engine health, replace your fuel filter every two years or after every 30,000 miles. Here's when you should consider fuel filter replacement:

  • Engine failure or stalling.
  • Difficulty in starting the engine.
  • Illumination of the "Engine Light."

Maintaining your vehicle's filters in accordance with manufacturer recommendations is essential for optimal performance and safety. When in doubt, consult your local garage or take advantage of our "Fit It For Me" service to have your filters expertly replaced at an approved workshop. Your vehicle's health and longevity depend on it!

Filter Posts:

Recent posts: