The Subaru bell mouth downpipe is designed as a single piece pipe to replace the factory downpipe and catalytic converters
The purpose of this downpipe is to maximise the exhaust flow and turbo spool up.
Replacing the downpipe is one of the most effective ways of increasing vehicle power.
* Computerised mandrel bent 3 Inch SUS 304 fully polished stainless steel.
* TIG welded.
* Built in 100CPI sports cat.
* Full straight through 3 Inch with 1/2 inch thick flanges and 3 Inch exit.
* This downpipe has been designed to fit both the STI and the WRX with NO fitment issues.
* Gaskets included.
* Very high quality part.