Believe it or not, I've sold my MkIII. It was a blast to drive, but it wasn't as fuel efficient a vehicle as I'd like to drive, and I got a few speeding tickets in it as well.
This is a relatively recent pic:

The mods at the time I sold it were:
Engine:
Neuspeed P-flo Intake w/ heat shield (K&N cone)
GIAC OBDII Stage 3 EEPROM
Autotech 262 cams
Autotech/Magnaflow 2.5" cat-back exhaust system
lightened flywheel
Transmission:
MkIII 01M 4-Speed Automatic to MkIV 02J 5-Speed Manual Transmission Conversion w/ 3.94 final and TDi 5th gear
Suspension:
B+G Sport Springs (1.5" lower than stock)
Koni Sport "Yellows" Adjustable Shocks and Struts
Autotech 25mm Front Sway Bar
Neuspeed 28mm Rear Sway Bar
Autotech Front Upper Stressbar
Neuspeed Rear Upper Tie Bar
Brakes:
Zimmermann Cross-drilled Rotors
Mintex Red Box Brake Pads
Neuspeed Stainless Steel Brake Lines
Exterior:
OEM Euro Deep VR6 Chin Spoiler
Hella Smoked Side Markers
Hella Smoked Front Turn Signals
Dorbritz Custom Tinted Tail Lights
Konig DTD Glide 16x7.5 et35
Kumho Ecsta ASX in 205 45 ZR 16
Interior:
Driver's Edition GTI "Golfball" Shifter
