2.5 Exhaust Decat Downpipe - Subaru Impreza Newage WRX STI GDA 01-05

Manufactured from highest quality T304 grade stainless steel

Mandrel bent and fully TIG welded for strength and durability

2.5' Polished Catalyst replacement to get the most from the EJ20 engine

Large bellmouth opening, designed to maximise exhaust flow

Designed to improve power and torque across the entire RPM range