What Doc? Hertz ICE but 2.1 IHE?
Just kidding, no offense.
A 2.1 would definitely give you better results than your present setup. But for best results, nothing beats the stereo amp/AVR.
For Altec Lansing, try Knoware near Priya cinema.
I think I saw some audio DVDs at Fancy. Don't know if those were genuine or fakes.