Here’s the seller and item from Amazon. Looks like they’re only being sold by third party sellers now. Probably bootleg to answer your question. Do you have a link to a legitimate seller on eBay?
LATEST 2017 Mazda Navigation SD Card Map Chip GPS, Version BHP166EZ1F, for 2015 2016 2017 Mazda 3, 6, CX-3, CX-5, CX-9, Includes 3 years of FREE updates directly from Mazda https://www.amazon.com/dp/B072KP9DNM/ref=cm_sw_r_cp_api_lS8JAb5HSC2DZ