Walmart has the in-dash Kenwood PKG-MP18 CD Receiver w/ 6-1/2" Coaxial Speakers (pair) Bundle for just $39
! Shipping is a cheap $0.97! It features CD/MP3 playback and a front AUX input for a simple connection to MP3 devices. The included 6-1/2" round, coaxial, 2-way speakers provide a higher performance sound than a factory speaker would offer.
KENWOOD PKG-MP18 IN-DASH CD RECEIVER W/ 6-1/2" COAXIAL SPEAKER BUNDLE DEAL