Below is a the Varex Full Turbo-back stainless steel exhaust installed in a GD WRX. This system is a 3" high flow system, where the exhaust noise can be adjusted via a remote control.

This full stainless system fits very nicely and is cleverly designed in 5 sections - Turbo front pipe, high flow cat, centre pipe with resonator, diff-back pipe and Varex muffler.

Stainless Turbo Front Pipe which caters for both wastegate and exhaust flow, this pipe also includes a flexible joint:



Stainless High Flow Cat:


Stainless steel Centre Pipe with resonator:


Stainless Steel Diff-back pipe:


Rear Stainless Varex muffler:


Connections---

Front-pipe to high-flow cat to centre pipe:


High-Flow Cat to Centre pipe (includes resonator) to Diff-back pipe:


Centre pipe to diff-back to Varex muffler:


Full Stainless Steel Turbo-back Varex Exhaust System installed :