K&N parts matching United 250B30ULT air filter

The United 250B30ULT air filter cross references with the K&N air filter parts below. K&N offers compatible air filters for many United air filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Replacement Industrial Air Filter
  • High air flow with excellent filtration
  • Washable and reusable air filter
Tim Deichler, Florida
Great fit for both my 1969 John Deere 112 and John Deere 140 with Kohler K241 and K301 engines. Fit perfectly and are cleanable and reusable.
John Brown, Monmouth, Illinois
Ordered for 1974 john deere 112 prep for winter w/snow blower. I haven't used yet but so far so good .
Abram, Ohio
Great product.
E-4964 K&N E-4964 Replacement Industrial Air Filter
List Price: $72.99
Your Price: $46.99
K&N Special Order Repl Indstrl Fltr
  • High air flow with excellent filtration
  • Washable and reusable air filter
E-4270 K&N E-4270 SPECIAL ORDER Repl Indstrl Fltr
Your Price: $49.99