GP Series, Portable Generator, AC Rated Output Running 15,000W, AC Maximum Output Starting 22,500W, OHVI Engine Incorporates Full Pressure Lubrication With Automotive Style Spin On Oil Filter For Longer Life Engine, Idle Control Reduces Noise & Conserves Fuel For Extended Run Times, Hour Meter Tracks Maintenance Intervals, Large Capacity Fuel Tank With Incorporated Fuel Gauge Provides Durability & Extended Run Times, Low Oil Pressure Shut Down Automatically Safeguards Engine From Damage, Hardened 1-1/4" Steel Tube Cradle For Added Durability & Strength, Integrated Lifting Eye For Easy Transport & Security On The Job Site.