KN Drop in Air Filters

K&N Drop-In Air Filter for IS300 Brand: K&N Engineering — Model: Drop-In Air Filter for IS300 Upgrade your Lexus IS300's breathing with the proven performance of K&N Drop-In Air Filters. Designed to deliver increased airflow, superior filtration and long service life, this direct-fit filter is a simple, maintenance-friendly way to improve throttle response and engine efficiency without complex modifications. High airflow performance: Multi-layer oiled cotton media boosts air intake for better combustion and throttle response. Excellent filtration: Traps harmful particles while allowing more air through compared with paper filters. Direct fit replacement: Designed specifically for the IS300 airbox for easy installation — no modifications required. Reusable & long-lasting: Washable and serviceable; lasts for up to 1,000,000 miles with proper maintenance. Cost-effective: Replace once and service repeatedly to save on recurring filter costs. Perfect for daily driving or spirited use, the K&N Drop-In Air Filter is backed by K&N’s extensive testing and a limited lifetime warranty. Improve airflow, protect your engine, and maintain factory fitment with this reliable upgrade.