I'll second that.. I've been chasing mine down for a while (also seen up to 9* at WOT). Installing some modded rocker arms here within the next week or two to try and get rid of some.
1998 GTP sedan: sold, 1999 GTP coupe #1: sold, 1999 GTP coupe #2 on E85: totalled
2002 GTP sedan: 3" downpipe|PLOG|poly mts|160 T*|60# Injectors|ZZP Intake|1.8 YT RRs|Ported Gen3|Ported ZZP S2 TB|E85|FP rewire|ZZP FSIC|WP UD Pulley|2.8 MPS|HP-Tuners