So i recently learned how to pull the modem. I now have make a flashable zip with the use of the old flashable modem zips.
Credit
@Masterchief87
@hroark13
@arkansawdave74
I take no responsibility for your flashing mistakes, I've tested this modem. It works great, on both band 4 and band 12 for me. So flash at your own will, I'm not forcing you to.
Remember this is for the ZTE Zmax "Z970" NOT the T-Mobile variant
Modem from B15-->https://www.androidfilehost.com/?fid=817550096634754219
Credit
@Masterchief87
@hroark13
@arkansawdave74