HKS cast bellmouth resonated downpipe for 2008-04 Subaru WRX and 2008-2018 Subaru STI. For maximum exhaust flow and quicker turbo spool up. Each mandrel bent downpipe is a bolt-on application that will mount to the stock turbo and/or to a HKS turbo upgrade kit. All HKS downpipes are
FOR OFF ROAD USE ONLY.
Item Features a cast bellmouth with 75mm SUS204 piping and 2 resonators.