The NOX Noise Filter D.30mm Red/Black is designed to effectively manage intake noise on gearbox kart engines while preserving smooth airflow and dependable performance.

Featuring a 30mm inlet diameter, this NOX intake silencer is widely used on KZ and KZ2 engines, as well as other gearbox kart setups requiring a 30mm intake connection. Its compact, active noise-reduction design helps comply with circuit sound regulations without negatively affecting engine response.

With a distinctive red and black finish and durable construction, the NOX filter is easy to fit and well suited to competitive karting environments.