K&N 04 BMW 525i 2.5L-L6 Drop In Air Filter - 33-2292

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...

K&N 04 BMW 545i 4.4L V8 Drop In Air Filter - 33-2294

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...

K&N 04 Cadillac CTS V6-3.6L DOHC Performance Intake Kit - 57-3042

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Chevy Colorado / GMC Canyon L5-3.5L Performance Intake Kit - 57-3043

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Chrysler Crossfire 3.2L-V6 Drop In Air Filter - 33-2290

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...

K&N 04 Ford Explorer/Mercury Mountaineer V8-4.6L Performance Intake Kit - 57-2564

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Ford F150 V8-4.6L Performance Intake Kit - 57-2557

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Ford F150 V8-5.4L Performance Intake Kit - 57-2556

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Ford Ranger / Mazda B3000 V6-3.0L Performance Intake Kit - 57-2560

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Ford Ranger / Mazda B4000 V6-4.0L Performance Intake Kit - 57-2561

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N 04 Mazda 3 L4-1.6L Drop In Air Filter - 33-2924

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...

K&N 04 Mazda3 L4-2.3L Red Typhoon Short Ram Intake - 69-6010TR

The K&N 69-6010TR Typhoon cold-air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Mazda 3 and Mazda 5 models. The restrictive factory air filter...