Invidia [02-07 WRX/STI, 04-08 FXT] Divorced Catted Downpipe Leaf Springs Improved valvetrain control at high

Improved valvetrain control at high RPM

This robust

and consistent performance on the street or track

Unlike conventional manifolds

this bolt-on system improves airflow

Invidia [02-07 WRX/STI, 04-08 FXT] Divorced Catted Downpipe Leaf Springs Improved valvetrain control at highThe Invidia divorced wastegate downpipe for the Subaru WRX and STI has a plate the protrudes into the turbo exhaust housing to separate exhaust flow which reduces turbulence. The divorced type of downpipe housing is good for stock and smaller turbochargers; the protrusion does not work with some aftermarket turbos (i. e APS). The divorced Invidia downpipe is available with a high flow cat as well . Part Number: HS05SW1DPC