My conversions:

high-flow air filter from K&N

chromium-plated exhaust end-pipe

power windows on all four windows

arm rest between the front seats

GT-logo in the radiator grille

syncro-logo in the radiator grille

remote control for central locking system

CD-Radio Philips RC 948 RDS with remote control

MAGNAT amplifier + speakers in the rear

macAudio speakers in the front

3rd braking light

Lightwarner

red coloured tail lights,pic2

in case of problems: 2kg fire-extiguisher mounted in front of right front seat

black coloured VW-logo in the radiator grille

black coloured turning lights in the front bumper

red coloured brake-caliper

aluminium pedal set

lense-foglights mounted below the front bumper