They sure are an improvement, but almost all aftermarket projectors are designed for halogen bulbs (not as much wide angle as the OEMs, but they're ok). OEM color is 4300K by the way, light output is better with the 4300Ks than the 6000Ks.
Sapphire Black MetallicNatural BrownSilver Cube
e46 330i ZHP/ZCW 6MT - Sold
Kashmir Beige MetallicSamana BeigePoplar Wood
e34 525it ZPP/Auto
M3 - RIP
Alpine WhiteTanSand High Gloss e46 330i SunRoofLess/5MT