Here is a Walthers 929-50310 N SOO Line EMD GP38-2 Diesel Locomotive #4407 -DCC Ready

There are modular plugs or MU plugs alongside of each coupler

Trainz Product Id: 12142684

Locomotive features include:

The headlights at Locomotive Ends 1 and 2 can be controlled separately in digital operation

Athearn G65142 HO BNSF GP7u Diesel Locomotive with DCC & Sound #1359 ProductID_11389365 Here is a Walthers 929-50310This is an Athearn G65142 HO Scale Burlington Northern Santa Fe GP7u with DCC & Sound #1359. BNSF Features: Former ATSF GP7Us with Topeka cabs, low noses, & modified side skirts, 1600 gallon fuel tank, Sinclair antenna with ground plane, Both raised and lowered drop steps are included with model, Etched cab mirrors, Faded paint colors and patches matched to prototype photos, Front headlight with or without glare shield per prototype, Nathan K3LA horn