K&N Air Filter Round 14in OD x 12-1/4in ID x 4in H - E-3031R

This K&N racing air filter is made with 2 layers of cotton and does not come oiled. It was designed to provide even lower air restriction than our replacement air filters for street vehicles. K&N racing air filters are washable and reusable and come with...

K&N Alfa Romeo Alfa 75 90 Alfetta Drop In Air Filter - 33-2545

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

K&N Arctic Cat 12.813in O/S L x 7.5in O/S W x .875in H Replacement Air Filter - AC-4004

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are...

K&N Audi A4 1.8L Drop In Air Filter - 33-2945

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

K&N BMW Drop In Air Filter - 33-2231

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

K&N BMW Replacement Air FIlter - 5.875in O/S L x 3.5in O/S W x 1.25in H - BM-1204

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

K&N BMW X3M/X4M L6-3.0L F/I Turbo Drop In Air Filter - 33-3160

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...

K&N Bombardier/Can AM Outlander 650/800 Replacement Air FIlter - BD-6506

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are...

K&N Bombardier/Can AM/Honda 450/644/650 Universal Replacement Tapered Conical Air Filter - BD-6500

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are...

K&N Briggs & Stratton / Craftsman / Honda All Harmony/GC135/160/GCV135 Replacement Air Filter - 33-2238

The K&N 33-2238 is a synthetic oil-free replacement air filter manufactured to provide exceptional filtration to your small engine or light industrial equipment. This air filter reduces restriction allowing the engine to breathe more efficiently. It is...

K&N Buell Firebolt/Lightning/Ulysses Replacement Air Filter - BU-9003

K&N's high-flow air filters are available as a replacement for your stock motorcycle air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing...

K&N Chevy Trailblazer Drop In Air Filter - E-1009

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is...