Perrin Short Ram Intake Black WRX / STI (2002-2007) Universal and improve top end performance

and improve top end performance

Invidia offers both catted and catless divorced style downpipes for the 2008-2014 WRX and 2008-2018 STI that are designed with a separator plate between the turbine and wastegate exhaust streams

- These exhausts will not fit convertible models

This feature is independent of relief volume

Perrin Short Ram Intake Black WRX / STI (2002-2007) Universal and improve top end performanceThe Perrin Performance short ram intake system for the 2002 2007 Subaru WRX STI features powder coated aluminum piping with MAF sensor housing, mounting brackets, and a high flow dual stage foam air filter. For the WRX STI, Perrin's short ram intake uses proper MAF sizing and placement to optimize power, maintain safe air fuel ratios, and extract as much power as possible. Perrin's dual stage foam air filter can be recharged using the Perrin filter