K&N Hi-Flow Performance Air Filter - 33-2013 test Suitable for larger trailers with

Suitable for larger trailers with reverse and service brakes

Improved airflow for performance and efficiency

Bosch pressure regulators are engineered to maintain a perfect rate of pressure across all fuel injectors

LCD volt/amp meter

bonded dampening rubber and dynamic balance

K&N Hi-Flow Performance Air Filter - 33-2013 test Suitable for larger trailers withK&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration in your 4WD. Features: Designed to increase horsepower and acceleration while providing exceptional engine protection. Every K&N air filter is made of 4 to 6 layers of cotton gauze sandwiched between two epoxy coated aluminum wire screens K&N Air Filters allow dramatically more air into an engine K&N Air Filters are washable,