TRX400EX Air Filters

Protect your engine and boost performance with high-quality TRX400EX air filters—designed to deliver clean airflow and long-lasting durability. Whether you're replacing a clogged filter or upgrading for better off-road performance, this collection includes top-tier air filters made specifically for the Honda TRX400EX. Choose from standard or performance options to match your riding style and conditions. With improved filtration and airflow, your engine can breathe easier—giving you better throttle response and overall reliability on every ride.