PDA

View Full Version : alt question



RED
12-29-2012, 09:01 PM
hey whats up i just bought a 08 620i and i was looking at getting a high out put alt for it. how hard are they to install? and simple mods? i have a fmf pipe and a tune up on it now lol but how much power should these have like going up a high this thing is a pig even in low gear