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BMW 3-Series (E90 E92) Forum
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HU upgrade
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02-25-2013, 10:43 PM | #1 |
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HU upgrade
I put a pioneer bh140 in my e92 i have the l7 amp... I found out that wouldn't work so now I got the ms8. Has anyone used technics harness with a hu upgrade. I'm wondering how the signal travels cause I only have 3 out puts. Or do I have to rewire everything?
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