At the first meeting of the Tas Xr owners club, I noticed one of the guys had cut a 3" hole in the side of the air box and attached a section of hose out to behind the grill as well as the original air intake. Another guy had replaced his air intake with the one off the T series.
I have also noticed in Motor Mag an add for SS inductions that have a new air in take for the AU as well. Of the methods above the one strife has posted certainly looks the job. I wonder what the falcon one would look like if they even make one for it that is!
Afterall they did say popular