Onan Emerald Plus 4000 Oil Filter

K&N oil filters for Onan Emerald Plus 4000 models

Your Onan Emerald Plus 4000 deserves a well made premium oil filter!

  • Superior engine protection
  • Superior oil flow
  • Heavy duty construction
  • Thick canister walls where applicable
  • Many feature a wrench-off nut for easy removal
  • Great with synthetic or conventional oil
Vehicle Product
Onan Emerald Plus 4000 - OEM 1220645
Generator
Oil Filter
  • Allows High Oil Flow Rates
  • 1" Nut for Easy Removal
Buy Buy
These premium oil filters by K&N for Onan Emerald Plus 4000 models with a al liter engine come from a company focused on quality and performance since 1969.