Models and additional meshes are courtesy of Jointed Rail, AMM4425, Southern1581, Dave Snow and other various authors from the DLS. GP30s courtesy of jadebullet and simulatortrain. Some of the SD40-2s require the EMD 16-645E3 enginesounds from https://narailm.wixsite.com/narm/sounds. The GP30s deps can be acquired by downloading any GP30 from https://n8phu.wordpress.com/