Description To be applied above the air filter in dusty conditions or on dirt tracks. This foam prefilter acts as an additional layer of protection, and extends the filter’s maintenance intervals between cleaning cycles. A must-have component for motocross riders, allowing them to tackle any track while fully exploiting their bike’s performance. Fits on DESMO 450 MX FACTORY, DESMO 450 MX, DESMO 450 EDX
