Hi.i know that this topic is familiar to a lot of people f people, but also many people would like to know. I'm an owner of mk3 2013-2014 with halogen and reflector headlight   Well , after tests ets etc is it 100% safe to install led or hid without the danger of frying bmc or other electric equipment of the car ????  Please answer if you are 100% sure.   I found these. One is more simple.one more complex with resistors as I see Simple https://www.google.c