Active Noise Filter 23mm Silver/Black (Ok-Ok/J) carburettors-and-carburettor-parts Also available in gloss black

Also available in gloss black — see OTK Front Fairing Mk20 Black

2mm wall thickness

Each chain undergoes rigorous quality control to ensure consistent performance

Manufactured to OEM specification for Birel ART Group chassis using 25mm front stub axles and 50mm rear axles

Available in multiple standout colours

Active Noise Filter 23mm Silver/Black (Ok-Ok/J) carburettors-and-carburettor-parts Also available in gloss blackThe Active Noise Filter D. 23mm Silver Black is a compact intake silencer designed to reduce induction noise on modern direct drive kart engines while maintaining stable airflow and consistent performance. Featuring a 23mm inlet diameter, this active noise filter is well suited to OK and OKJ style kart engines, as well as other applications requiring a 23mm intake connection. Its internal design helps dampen intake noise to assist with circuit noise