Air Intake Hose YNF14333 420101-01370A for DX300LCA / DX420 Excavators

The YNF14333 Air Intake Hose (OEM Part No. 420101-01370A) is designed for DX300LCA and DX420 excavators. This hose is used in the engine air intake system to transfer filtered air from the air cleaner assembly to the engine or turbocharger intake side, helping maintain stable airflow and supporting efficient engine combustion performance.

Manufactured to OEM standards, this intake hose is made from high-quality reinforced rubber material, providing excellent durability, heat resistance, and reliable flexibility to withstand vibration and pressure changes during heavy-duty construction operation.

• OEM Part No.: 420101-01370A

• YNF Part No.: YNF14333

• Compatible with DX300LCA / DX420 excavators

• Reinforced rubber air intake hose

• High resistance to heat, pressure, and aging

• Flexible structure for easy installation

• Precision molded for reliable sealing

• OEM replacement quality

• Engine air intake system

• Air cleaner to turbocharger / intake connection

• Transfers filtered air to support efficient combustion

• OEM part number verification

• Model compatibility confirmation

• Stable export supply

• OEM and customized production available

• Protective individual packaging

• Export-standard carton packaging

• Neutral or YNF branded packaging available

Q1: Is YNF14333 a direct replacement for 420101-01370A?
A: Yes, it is manufactured according to OEM specifications.

Q2: Which machine models does this hose fit?
A: DX300LCA and DX420 excavators.

Q3: Can YNF supply other intake hoses for DX series machines?
A: Yes, YNF offers a wide range of air intake and turbo hoses for construction machinery.