As it appears the forum doesn't have a list of these, I thought it would be a good idea. To get the ball rolling he's a few numbers:
FRONT BUMPER & GRILLS
1T0 941 700B - Foglamp
1T0 941 699B - Foglamp
1K0 853 677 B9B9 - Grille
1K0 854 661 M9B9 - Grille
1K0 853 666 P9B9 - Grille
1K5 955 109 AGRU - Washer Cap
1K5 955 110 AGRU - Washer Cap
1K0 807 717 EGRU - Bump Moulding
1K0 807 718 EGRU - Bump Moulding
1K0 807 217 DGRU - Bumper Cover
1K0 805 903 D9B9 - Spoiler
1K0 807 110 9B9 - Spoiler
1K0 853 651 EVW8 - Grille (centre top)
Also:
N902 39701 - grille fixing screw (2No req)
N909 59101 - grille snap nut (2No req)
Plate holder: 1K0 807 285 B9B9
Rivets: N038 5491 (4No)
REAR VALANCE
Rear Valence - 1K6807521D9B9
Tow Eye Cap - 1K6807441B9B9
REAR HATCH SPOILER
Rear hatch spoiler - 1K0 071 640K 9AX
SIDE SKIRTS - 2 DOOR
Retaining Strip - 1K0 853 543 (left) - lK0 853 544 (right)
Hex bolt - WHT000188 (9No per side)
Skirts - 1K3 853 859 9B9 (left) - 1K3 853 960 9B9 (right)
Fixing screws - N103 546 01 (2No per side)
Jacking adapters - 1K0 857 493 (2No per side)
Fixing screws - N103 546 01 (2No per side)
This link may also prove useful.
http://www.golfmkv.com/forums/golfgoodies/body.pdfIt would be good if the mod's could set this as a sticky.