Subaru Front Mount Intercooler Cold Pipes WRX 2011-2014724500 C These are the pipes that connect the throttle body to the driver's side end tank on the COBB Front Mount Intercooler Core. A perfect solution for customers using a rotated turbocharger setup but would still like to retain the COBB intercooler core and piping. This piping set is available for customers who are looking to piece together a custom turbocharger intercooler configuration. Subaru Front Mount Intercooler Cold Pipes WRX 2011 2014 2.