✅ Air Filter Replace Generac 0J8478S,0J8478. ✅ Fits Generac Rectangle 14kW - 20kW 2013 Evolution Series Generator, Generac V-Twin 990CC and 999CC engine 14-22KW Post 2013. Will fit most Generac engines used on Generac Generators. ✅ Cmpatible with models 006243-0,006244-0,006241-0,006242-0. ✅ High Quality: Factory filter, meet OEM standards. Separate packaged, easy store. ✅ Size Perfect Fit: Same size as OEM genuine filter. You will get 2 Pcs air filter. MOWFILL 2 Pack 0J8478 Air Filter Replace Generac 0J8478S Fits Generac Rectangle 14kW - 20kW 2013 Evolution Series Generator. Size Perfect Fit: Same size as OEM genuine filter. You will get 2 Pcs air filter.