It's OEM, but this is the cheapest iv'e seen a blu-ray writer for.
See forums for free shipping @ scan.
• 10X BD-R Read and Write capability.
• SERIAL ATA Interface.
• LightScribe Direct Disc labeling.
• MAX. 16X DVD±R Write Speed.
• Blu-Ray, DVD and CD Family Read / Write Compatibility.
• 2 MB Buffer Under-Run Prevention.