An impressive 98-99% filtration efficiency while increasing airflow by 28.70% over the standard OEM filter. Supplied pre-oiled and ready to install, this filter is washable and reusable. · Increased horsepower & acceleration through improved airflow· Exceptional engine protection with up to 99% filtration efficiency· One DNA air filter replaces over 100 paper air filters· Airtight sealing and trouble-free installation · Reusable and cost-effective – clean and re-oil instead of replacing· Balanced performance – enhanced airflow without sacrificing filtration What’s Included?.