Your gonna need more than sleeving.

Here's a sample buy list for sleeving a typical build:

Ultra Blue Reactive 1/4" Nylon Cable Sleeve- 24'
Ultra Blue Reactive 3/8" Nylon Cable Sleeve - 12'
Ultra Blue Reactive 1/2" Nylon Cable Sleeve - 12'
Blue Reactive 1/8" Heat Shrink Tubing - 3'
Blue Reactive 1/4" Heat Shrink Tubing - 6'
Blue Reactive 3/8" Heat Shrink Tubing - 3'
Blue Reactive 1/2" Heat Shrink Tubing - 3'

For the fan cables ...

3-pin Female Fan Connector - Blue UV
http://www.frozencpu.com/products/1828/ele-180/FrozenCPU_3-pin_Female_Fan_Connector_-_Blue_UV.html

3 Pin Plug Sets 3-Pin Power Supply Connector Pins Set
http://www.frozencpu.com/products/1821/ele-173/3-Pin_Power_Supply_Connector_Pins_Set.html

and some tools if ya don't have em already

http://www.frozencpu.com/products/3835/too-05/Dual_Ended_Universal_Molex_Removal_Tool.html?tl=g35c133s257

http://www.frozencpu.com/products/3836/too-07/FrozenCPU_Dual_Head_ATX_Connector_Removal_Tool_ATX_4-pin_P4_6-pin_PCI-E_8-pin_Xeon_Auxiliary_3-pin_or_4-pin_Fan_Flop.html?tl=g35c133s257

You'll need to remove the molex ends to sleeve the cables .... the pin sets above will allow you to replace any case fans w/ molex ends to 3 pin connectors for using MoBo fan headers.