This is a brand new complete Tsudo N1 Extreme Cat-Back Exhaust System for the Subaru Impreza WRX/STi.
This catback features high-flow tubing with a straight-through muffler which generates a smooth, deep sound and maximizes performance.
This catback will fit 2002-06 Subaru Impreza WRX/STi Sedans only.

Huge 3" tubing creates a higher exhaust velocity to decrease turbo spool time

Manufactured from 100% stainless steel with silver polished finish.

T-304 stainless steel will never rust and provides the ultimate durability

CNC machine 3" stainless steel tubing for maximum exhaust flow.

CNC cut flanges and robotic TIG welded.

Muffler features 3" inlet with 4.5" exhaust tip.

Inner canister consists of steel wool and white fiberglass which provides lasting lifetime performance and consistent sound.

Includes removable silencer

25% lighter than stock OEM exhaust system.

Utilizes the factory exhaust hangars

Includes all necessary flanges, bolts, and gaskets for installation

Easy bolt-on installation with typical hand tools, no welding or cutting required.