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      11-30-2012, 06:05 AM   #4
mrainv23
mrainv23
 
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Drives: 2011 BMW 550i F10 M Sport
Join Date: Jan 2012
Location: Indianapolis

Posts: 32
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The box is ported due to the sound proofing of the car. Surprisingly not much rattling at all. Tight and clean bass. 10" is perfect, i was on the fence with 2 12" subs. There has been a few occasions where the gas lid has popped open if the volume is up and and it's hitting hard.
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BMW 550i F10/Vossen CV3's/H&R Springs/Dinan S2/Eisenmann Race Quad Exhaust/JL Audio
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