Originally posted by MDIFYTD
No difference in sound quality. The lower the ohms the less resistance. So basically with a lower ohm load you can take advantage of more your amplifiers power(so long as the amp can safely drive the lower ohm load).
Actually, you might lose a LITTLE Sound Quality when running lower ohms. On most amplifiers out there, the THD (Total Harmonic Distortion) increases with lower ohm loads.