2004-2012 BMW 3 Series (E90) M4 Style Carbon Fiber Trunk Spoiler 1 Series You won’t just hear the

You won’t just hear the bass

Looking for other DIY pump components

So you can simply swap your original speakers for ours without changing anything else in your audio system

  Featuring our air hose style quick connect for easy connections

Our woofers are 10 dB+ louder from 20Hz to 60Hz vs factory woofers

2004-2012 BMW 3 Series (E90) M4 Style Carbon Fiber Trunk Spoiler 1 Series You won’t just hear theThe PhaseCarbon BMW E90 3 series M4 style carbon fiber spoiler for your 2004 2012 model year E90 BMW 3 series sedans. This trunk spoiler will fit any model E90 BMW 3 series (325i, 328i, 335i, etc) so if you're looking to give that car in your rear view something to look at, this is the perfect upgrade for you. You do not need to have the M sport package for this spoiler to fit, so even if you have the base model, this trunk lip will fit perfectly. The