Caterpillar 307B 4RW-on Air Filter

Caterpillar 307B 4RW-on Air Filter
  • Designed to increase horsepower & torque for the Caterpillar 307B 4RW-on with the engine.
  • Washable & Reusable
  • This K&N 307B 4RW-on air filter lasts the lifetime of your vehicle.
  • Million Mile Limited Warranty with use on Street Vehicles
A K&N Caterpillar 307B 4RW-on air filter is a direct replacement for the disposable factory filter. It gives your Caterpillar exceptional performance and engine protection.

Your Caterpillar 307B 4RW-on deserves a K&N! Select the Product Info button below to see everything the air filter fits.

VehicleProduct  
Caterpillar 307B 4RW-on - All Models
Excavator
Bought filter for Kioti ck35 tractor. Exact same size as original filter and seems to work as well. The Kioti filter costs almost as much, so it is a no brainer to buy the K&N.
Wayne Stonehouse, Dufresne, Canada
Replacement Industrial Air Filter
K&N E-4962
  • High air flow with excellent filtration
  • Washable and reusable air filter
List Price: $77.39
Your Price: USD $49.99
In stock