+1, techworkz are a friendly bunch but never had any work done by them.
Also highly recommend ESP in Queanbeyan for tuning Subarus.
I own a Liberty honest! 2008 Liberty GT tuned by STI #43 obs black sedan - 211Kw atw - WSID 13.136 @ 106mph 1.825 60ft - Wakefield 1:13.518 2005 Liberty 2.5i silver wagon - The daily "Beater" - a bit slower