SuperMediaStore has the Linkyo Compatible Brother TN450 High Yield Toner cartridge on sale for $11.99, plus free shipping. (Credit: Thanks noobhere from Slick Deals forum ) This is made by Linkyo and it is a compatible replacement for the Brother toner. I use it in my Brother HL-2270DW printer, and it works fine.

Go to the search bar on top of your Fat Wallet page. Type Super Media Store, hit enter. Use this link to get 2.5% Cash Back .Search for Linkyo TN450. The price is $14.99. When checking out, enter promo code LY15TN6 . The price will go to $11.99 and you'll get free shipping.

This is the link to the product page, but I don't know if you'll get the FW Cash Back if you purchase directly from this link:
http://www.supermediastore.com/product/u/brother-tn-450-tn450-co...