Originally Posted by THE TECH
Wonder if your stock amp is the issue. I bought a new one when I thought mine was having an issue but never installed it since the Navone seemed to do the trick.
It could be...
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-2008 E90 M3 Melbourne Red/Bamboo, 6MT: Gone
-2007 MK5 GTI United Grey/Grey, DSG: Gone
-2004 E46 M3 Carbon Black/Cinnamon, 6MT: Gone