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upgrading stereo

  1. 2005-2010 Mustang Talk
    hello, i have a 2007 mustang with the shaker 500. im upgrading my speakers in the doors and removing the ones in the rear deck due to a sub install. my question is can i put the 6 x 8s and the subs on the same 4 channel amp? have the speakers set with a hi pass filter and the subs with a low...