CATERPILLAR 85 Kw G3306NA, Dual Fuel (natural Gas/lp), Auto Fuel Switching, Weather Enclosure, Emissions Reduction (epa) Kit, Peco Coalescing Filter, Heat Traced, Interior Lighting Package, Oil Makeup Tank, Spill Containment, Heavy Duty Trailer, Omnimetrix Satellite Remote Monitoring System, Rich Burn, (2) Group 31 Batteries W/ Disconnect, Sens P626 Gas Regulator