K&N Diesel Dryflow Engine Air Filter, E-0644HBK

K&N® washable, reusable Diesel Dryflow Air Filters™ feature a state-of-the-art design of layered; cotton & synthetic media engineered to improve airflow and capture contaminants and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box.

• Oversized Diesel Filter: Designed to increase airflow to help support towing, hauling, and high-demand diesel performance.
• Oil-Free Dryflow® Synthetic Media: Easy-to-clean, no-oil filter that delivers long service intervals and simple maintenance for hard-working diesel trucks.
• Diesel-Spec Filtration Performance: Up to 99% filtration efficiency to help protect turbocharged diesel engines in dusty, off-road, and job-site conditions.
• Dual Media Options: Dryflow or Diesel-Spec 6-Ply Cotton: Choose our oil-free Dryflow® synthetic filter for ultimate convenience or diesel-Spec 6-Ply fine-weave cotton for drivers who prefer the traditional oiled cotton performance feel.