K&N Universal Clamp-On Air Intake Filter: High Performance, Premium, W As one of the world's leading manufacturers of air filters and air intake systems, K&N Engineering has been creating high performance filtration products for over fifty years. The K&N Universal Clamp-On Air Intake Filter is a high-flow filter designed for use with a wide variety of vehicles. The filter is easy to install, and can be fitted to either the intake side or the engine side of the air intake system. The Universal Clamp-On Air Intake Filter is made from a pleated paper filter media that is soaked in oil and then dried. The oiled paper filter media provides excellent filtration and can be cleaned and reused multiple times. The Universal Clamp-On Air Intake Filter is available in a range of sizes to fit most vehicles. The filter is also available in a range of colors, including black, red, and blue. The K&N Universal Clamp-On Air Intake Filter is a great choice for those who are looking for a high-flow air filter for their vehicle. The filter provides excellent filtration and is easy to install.