GReddy Evolution RS Catback Exhaust - Subaru WRX / STi 2002-2007 Subaru-WRX-2010 The piping of this Over-pipe

The piping of this Over-pipe has an OD (outer diameter) of 2

easy-to-use features

5 psi) Using Gasoline at 52 Degrees C (125 Degrees F)

Named for the revolutionary approach to the design and construction of each application

GReddy Evolution RS Catback Exhaust - Subaru WRX / STi 2002-2007 Subaru-WRX-2010 The piping of this Over-pipeThe Revolution RS for the GDB Subaru WRX STI features a full non tapered 76mm (3) diameter piping. The focused layout of the cat back exhaust uses minimal bends to produces a cost effective, light weight system that saves 8lbs over the stock system. Traditional GReddy RS styling positions a large resonator and the muffler and tip fashionably underneath the vehicle, while enhancing the profile body lines perfectly. Dyno test have shown increase in 8hp