i believe Golf Tdi S is the sports model and Golf Tdi se is sedan model.
tdi = diesel tsi = petrol
6.0L/6.3Quarts 50/50...G12 for most.
right this is what you do you sell your gt tdi and buy a r32:)
G002 000
about 6 quarts, though I get out about 4 when I use a Pella Oil Extractor
i have a 2002 vw golf tdi, i found a oil that i use that is approved by vw, its a castrol syntec 5w-40
the golf gti is volkswagens performance/hot hatch car while the golf tdi is a turbodiesel and is generally slower unless highly modified
Turbo Diesel Injection
15/40
Haynes manual states 1.7 litres
GT grand tourer TDi Turbo direct injection