Pat O - try DMD Tuning at Pakenham - hes a member on these forums, and knows his skylines. User id is dmac_25. If you want his number, just pm me.
Edit: noticed you got a 32 as well - hes working on a 32 gtr at the mo, as well as his own 32 gts-4 - so he def knows what to look for during hte service.