Originally Posted by babywai
Where can buy in hk? And if there any garage do the installation
Cargym carry PIAA angel eyes.
For MTEC and LUX, you've to purchase online.
For installation, you may read the DIY guide from e90post first, if you think that's a hard job, simply let it done by your mechanic.
For your reference, bimmer garage Po ShXng in Hung Hom, they charge $200 - $400 for this bulb swapping job ...