Originally Posted by Stratus650
I also have the same issue since i got the car from the dealer, HK as well. I thought that the speakers themselves dont seem to handle the bass that well... Hmm
I don't think it has to do with the speakers, I seriously think its rattling from some part of the interior section.
I'm Heading to a meet tonight, perfect time to troubleshoot with a few of the guys and...
Possibly install my Angels Eyes / AFE Intake... Papaethova... Einser...PowerB...????