Radium Engineering Competition Catch Can Extension Upgrade | Universal (20-0149) YMM_2009_2016_Audi_S4_B8 This adjustable inverted knob features

This adjustable inverted knob features a thoughtfully engineered design aimed at enhancing your driving ergonomics and interior aesthetics

restoring optimal geometry and reducing unwanted movement in the rear subframe

performance consistency

ensuring long-lasting performance without adding unnecessary weight

Radium Engineering Competition Catch Can Extension Upgrade | Universal (20-0149) YMM_2009_2016_Audi_S4_B8 This adjustable inverted knob featuresRadium Engineering Competition Catch Can Extension Upgrade Universal Fitment Part #: 20 0149 Overview The Radium Engineering Competition Catch Can Extension Upgrade is a high quality accessory designed to improve the performance and reliability of your vehicle's crankcase ventilation system. Crafted for automotive enthusiasts and professional racers, this extension ensures a secure and efficient connection between your existing catch can and the