Anything that is related to silent computing...
1. Zalman northbridges
2. Zalman Reserators
3. Passive (high end) graphics cards
4. Ninja Scyth coolers
5. Antec P180
6. Samsung Spinpoints P80 and P120
Also in the non-silent arena.
7. Decent USB hubs / extension / breakout boxes
8. Anything in 'high design' eg. matching silver TFTs, keyboard, cases etc ie the co-ordinated 'apple' type look.
9. LG 1980Q 19" TFT 8ms
10. Dell 20" WS TFTs
11. Acer laptops - Acer's push into the laptop market is really going to make them the next 'big thing' in this area.