NOX Noise Filter 30mm Silver/Black (KZ-KZ2) 77mm Rear Hub The ultra-reinforced construction means longer

The ultra-reinforced construction means longer service life and fewer mid-race failures

Whether you’re replacing worn parts or building a new setup

CIK-FIA homologated for use in regulated kart racing

the CZ RS 219 chain delivers consistent performance lap after lap

this CIK-FIA Level 2 approved suit provides excellent protection and durability while maintaining breathability for long race sessions

NOX Noise Filter 30mm Silver/Black (KZ-KZ2) 77mm Rear Hub The ultra-reinforced construction means longerThe NOX Noise Filter D. 30mm Silver Black is a high quality intake silencer designed to reduce induction noise on gearbox kart engines while maintaining stable airflow and consistent engine response. With a 30mm inlet diameter, this NOX filter is commonly used on KZ and KZ2 engines, as well as other gearbox kart applications requiring a 30mm intake connection. Its internal noise damping design helps meet circuit sound limits without compromising