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      04-15-2014, 08:35 AM   #18
funkle
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Drives: '06 Z4 M Coupe
Join Date: Jun 2013
Location: SF CA

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Quote:
Originally Posted by pungo View Post
The coupe guys can code to E85 spec. AFAIK the systems are identical with the exception of the coding. There are like 60 differences in the coding between the E85 and E86.
What's involved in getting this coded?

Quote:
Originally Posted by antennahead View Post
JL Audio 3/4" Evolution C5 Series Silk Dome Tweeters. They are more efficient than the factory tweets, I had to crank down the EQ for the 5K and 12K sliders when I ran the pink noise through the system. The aluminium midrange speakers are actually not that bad. Replacing the tweets opened up the top end quite a bit.
Do these work with the BMW system? I thought there was some special impedance requirement.
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