KYOSTAR Catless Downpipe for 2019+ Porsche 911 992 Carrera S 4S Targa 4S 3.0T Upgrade your 2019+ Porsche 911 992 Carrera S, Carrera 4S, Targa 4, or Targa 4S equipped with the turbocharged 3.0T flat-six engine with the KYOSTAR Catless Downpipe. Designed as a performance-oriented replacement for the factory downpipe configuration, this system provides an upgraded exhaust flow path for Porsche 992 turbocharged applications. The catless downpipe design removes the catalytic