This is my indigo blue Golf Mk4.
I've owned it since new and the spec is as follows:
Delivery Specification
Indigo blue GT TDi 130
Heated leather seats
Climate control
6 disc CD changer + Gamma Radio Cassette
Engine
Chipped UK ST3 tuning sytem with two switchable re-maps: performance (170 BHP) and economy (160 BHP)
Milltek turbo back exhaust system with 4 Motion style twin tail pipes
Green cotton pannel air filter
Suspension and brakes
Eibach prokit 30mm drop
Bilstein B4 Sports dampers
Whiteline adjustable rear anti roll bar
312mm Front Brakes
Wheels
17" RS6 Rep alloys ET35 7.5J
15mm Eibach rear wheel spacers
Exterior Modifications
Rear Tints
Partly debadged rear
Sharan colour coded rear VW badge
Polo rear Aero wiper
4 Motion front Valance colour coded
4 Motion rear Valance colour coded
Anniversary side skirts
R32 OEM xenon headlights
US style GTi rear lights
Enfig s2000 stubby aerial
Interior Modifications
Bora vents
Beetle sport 6 speed gear knob fitted to 4 Motion chrome base
R32 Steering wheel
W8 Interior Light
Bora Sport speedo full FIS speedo cluster with welcome message, miles to empty and illuminated needles
Blaupunkt MP56 Queens head unit
Twin blue LED door lock caps
Audi TT pedals
Custom stainless steel dead pedal
There is a build thread here.