Quote:

Originally Posted by 08MsportX3 I just bought a 08 X3 with nav and prem. sound. I would like to upgrade the factory speakers and the underseat woffers but keep the stock amp for now. What is the best route for me to go about this.

Please read the beginning one or two pages of this thread. They answer your exact questions.

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2013 S4 Loaded (and NO RFT's) Awesome is an understatement
2008 MT X3 RIP you were a faithful sidekick and will be missed.
2007 AT X3 RIPOS
2005 GC
2000 Jeep Cherokee
1997 Twin Turbo RX-7
1984 GTI Wolfsburg Edition Neuspeed and more