Twin Air Pre Oiled Air Filter Honda CRF250-CRF450R(X) (2025) | 150233X nofit Large main compartment is ventilated

Large main compartment is ventilated on both sides

KTM 250 XC-W 2013 to 2016

Eliminates the 9800 rpm rev limiter and provides a hotter advance curve

back and front Hyper flow panels for enhanced airflow

This system is also tunable

Twin Air Pre Oiled Air Filter Honda CRF250-CRF450R(X) (2025) | 150233X nofit Large main compartment is ventilatedTwin Air's Original Dual Stage patented design, high quality materials and superior construction deliver unbeatable performance and protection. Twin Air Filters are the hands down choice of more World and National Champions than all other filters combined. Features: Each twin air filter is pre oiled with twin air biodegradable foam filter oil, developed exclusively for twin air by chevron Texaco. Independently tested by the most prestigious