The cold air intake of your Mercedes is the system that takes the responsibility of drawing colder, denser air outside the automobile for the efficient performance of the engine. The greater the amount of colder, denser air available in the engine, the more horsepower and increase in fuel economy it can generate. The problem is that this outside air can bring so many impurities that will also endanger your internal combustion system and its components. These impurities may be in the form of microscopic unwanted elements, particles, debris, and so many more. For this, you are equipped with an air filter. Although this stock filter is designed to last the life of your automobile, over time it will show irregularities that will be best countered with aftermarket air filters like the K&N. This is a brand of world class air filters that are made to suit all vehicle applications and makes like your Mercedes. You can get the Mercedes 300E K&N air filter now right here. This high end air filter is designed to draw high airflow, reusable, and washable after every 50,000 miles of travel. This is made to adapt to all other cold air intake stock parts of your Mercedes and is also easy to install in it. For your vehicle’s high performance and protection, avail of the Mercedes 300E K&N air filter and let your automobile efficiently perform its functions.