You might add the small 1 watt resistor to the tweeters in your speakers.
The added resistance might be the difference for you.
As for the insane suggestion to boost the fuses to 10 amp slow blow.. Well, I hope the poster realizes just how dumb that idea is.
Hope he was just suggesting a 'joke'. as to actually do it would certainly lead to ruining the tweeter.
And the 20.1 certainly would play louder than any 3 series.
The added resistance might be the difference for you.
As for the insane suggestion to boost the fuses to 10 amp slow blow.. Well, I hope the poster realizes just how dumb that idea is.
Hope he was just suggesting a 'joke'. as to actually do it would certainly lead to ruining the tweeter.
And the 20.1 certainly would play louder than any 3 series.