Best Custom Water Cooling Gear?

I am getting ready to do a new build and I want to do custom water cooling. I want it to be almost dead silent and also without going over $500-$600. Any recommendations?

http://www.ekwb.com 

What case do you have?

What are you cooling?

What do you want in terms of aesthetics?

 

Silverstone TJ07B-W with an AMD 9590 and also a R9290X x2 I want to go for a design that is clean and professinal