Briggs & Stratton 6035 Standby Generator Maintenance Kit, 10,000-12,000 Watt Generators Maintains the life of your generator Includes pre-measured synthetic oil, (1) oil funnel cap, (2) spark plugs, (1) pre-cleaner filter, and (1) oil filter One kit to replace all necessary components Designed for 10,000-watt to 12,000-watt generators Deliver peak performance with engine preventative maintenance