Competitions:
86Drive Challenge R6 (http://86drivechallenge.com/)
SpeedSF Challenge S3 Class (https://www.speedsf.com/competitions)

Newest mods:
Annex Suspension Group ClubSpec Pro one-way adjustables (valved for 11k/12k springs) - Just drove the suspension at the recommended starting point of 7/7. Will play with damper settings next time.
ST Sway bar F/R set at 60% each axle
CSG SPEC C2 brake pads front and rear

Existing mods
275/35/18 RC-1 R2
Harrop Supercharger ~350 whp
Cusco RS LSD
Splitter and Voltex 2 wing
etc...
2740 without driver (half cage with full interior forwards of cage)