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      04-12-2013, 08:43 AM   #384
mattyrallye
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Drives: G21 LCI 330e M Sport
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Quote:
Originally Posted by gIzzE View Post
It is an easy solution, however, if using the 4 channel you should just add L7 tweeters, not swap speakers over.

If changing speakers, or swapping subs, you should really use the THA-555 5 channel amp, or wire the 4 channel as you would the Alpine, fronts off front channels and rears off rear channels.
So confused, so my question is:

Running the Alpine upgrade from BMW with the subs as added in the web link, would this work?

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