Solid Ink Copiers Verify If The Box Is Complete What Website Is It Cheapest To Order Solid Ink Blocks And A Maintenance Kit For The Xerox Phaser 8550?

What website is it cheapest to order Solid Ink Blocks and a Maintenance Kit for the Xerox Phaser 8550? - solid ink copiers verify if the box is complete

I am currently paying:
3BLOCKS COLOR $ 88.99
-BLACK-6BLOCKS FOR $ 88.99
"The ability to maintain more detail # 108R00676 KIT-$ 149.99

Someone knows where to find cheaper?