Custom FMOD soundbank! Engines: 2002 Caterpillar C-12, with 410 HP. Does not use DEF/AdBlue. 2008 Caterpillar C-13 ACERT, with 430 HP. Uses DEF/AdBlue. 2010 Caterpillar C-15 ACERT, with 595HP. Uses DEF/AdBlue. Transmissions: Caterpillar CX31-P600 (6 Speed). Compatible with all vanilla trucks. Support is included for the following mod trucks: Viper’s 389 International 9800 Credits Xe