Onan BF 4.0L Oil Filter

K&N oil filter for Onan BF 4.0L
  • Protects the engine of your Onan BF
  • Heavy duty construction
  • Great with synthetic or conventional oil
K&N oil filters designed for the Onan BF provide outstanding filtration. Their high flow design can help to improve your Onan BF’s engine performance by reducing oil filter restriction.

Your Onan BF deserves a well made premium oil filter! Select the Product Info button below to see everything an oil filter fits.

Onan BF 4.0L OEM 1220645
Correct filter for my tractor, reasonable price and fast shipping. Great job K&N
James Morrison, Honey Grove, Texas
Oil Filter
K&N HP-8031
  • Allows For High Oil Flow Rates
  • 1 Inch Nut for Easy Removal
HP-8031  Onan BF 4.0L OEM 1220645Oil Filter
List Price: $18.99
Your Price: USD $17.99
In stock