Muffler Delete for K04-064 TurbochargersThe K04 064 Turbocharger has a muffler in the compressor housing which resonates with the turbocharger noise and creates turbulence in the airflow. This results in reduced airflow and performance, especially in high performance applications. Attention: For installing this product, a modification of the intercooler piping is required because the stock coupling is with clips. In addition, a small silicone hose is required which is not included in the