Meniscus Audio - a great place for quality parts from incredibly helpful people (or so I'm told)
This place comes highly recommended by my friend from Holland Christian. I'm told they specialize in high end audio parts and equipment and are incredibly helpful. It turns out they're located only a few minutes from my house so take my cell phone number with you if you're prone to getting lost.
Click http://www.meniscusaudio.com/ link to open resource.