There is a Embraer 190-E2 on Simmarket,it's a pay but not for FSX i think.
https://secure.simmarket.com/fspxai-embraer-e-jet-e2-for-p3dv4v5-ai-traffic.phtml
Jan
For the default B737-800 look here :
https://www.flightsim.com/vbfs/fslib.php?do=copyright&fid=131717
For other like PMDG,TDS,IFly and other look in the library.
Jan