Onan BF 4.0l Oil Filter

K&N oil filters for Onan BF 4.0l models

Your Onan BF 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 BF 4.0L - 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 BF models with a 4.0 liter engine come from a company focused on quality and performance since 1969.