You wont need to equip every track section to have adequate coverage in most cases

Trainz Product Id: 12098890

Trainz Product Id: 11380993

8 appropriate plugs included

The Trainz SKU for this item is P11457386

MTH 80-1141A HO UP FA-1 A/B Sound VariantsUnitPrice_number_422.00 You wont need to equipThis is MTH 80 1141A HO UP FA 1 A B Sound. Diesel Alco FA 1 FB 1 set, Proto Sound 3. 0 & DCC equipped, Union Pacific (Armour Yellow, gray). Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: MTH Model Number: 80 1141A Road Name: Union Pacific (UP) MSRP: $539. 90 Scale Era: HO Scale Model Type: Diesel Loco The Trainz SKU for this item is P11982188. Trainz Product Id: 11982188