Durable intake air hose engineered for DX300LCA and DX420 excavators, OEM-quality replacement.
High-strength intake air hose designed for DX300LCA & DX420 models
OEM-compatible with 420101-01370A & YNF14333 part numbers
Ensures stable airflow for turbocharger efficiency
Constructed with reinforced materials to resist vibration, heat, and pressure
Precision engineered for direct fit and easy installation
This intake air hose (YNF14333 / 420101-01370A) is specifically designed to replace the original DX300LCA and DX420 air intake connections. Built with reinforced rubber and durable metal ends, it withstands high temperatures, vibrations, and pressure fluctuations common in heavy-duty excavator operations. Maintaining proper air intake hose performance ensures consistent turbo airflow, efficient engine combustion, reduced exhaust temperatures, and prolonged engine life. Ideal for OEM replacement, fleet maintenance, or workshop servicing, this hose is a critical component of the air intake and turbo system for Komatsu excavators.
| Specification | Details |
|---|---|
| Compatible Models | Komatsu DX300LCA, DX420 |
| YNF Part Number | YNF14333 |
| OEM Part Number | 420101-01370A |
| Part Name | Intake Air Hose / Turbo Air Tube |
| Category | Excavator Engine Cooling Parts / Air Intake Hose |
| Material | Reinforced Rubber + Metal Ends |
| Installation | Turbocharger to Air Intake / Charge Air System |
| Mounting Position | Between Turbocharger and Air Intake Manifold |
| Brand | YNF |
| Origin | China |
| MOQ | 1 Piece |
| Packaging | Protective Carton / Palletized Shipping |
| Shipping Methods | Sea / Air / Express |
| Payment Terms | TT, L/C, Western Union, PayPal (for small orders) |
| Application Field | Typical Usage |
|---|---|
| Construction Machinery | Turbo air supply and engine charge air cooling |
| Mining Excavators | Heavy-duty air intake under high load |
| Earthmoving Equipment | Maintains stable airflow and engine performance |
| Service & Maintenance | OEM replacement in workshops |
| Rental Fleets | Reliable spare for fleet uptime assurance |
FAQs
Q1: Is YNF14333 compatible with OEM 420101-01370A?
Yes, YNF14333 matches the fit and function of OEM 420101-01370A for DX300LCA and DX420 models.
Q2: What material is the intake air hose made of?
It is made of reinforced rubber with metal connectors, ensuring durability under heat and pressure.
Q3: Will this hose improve engine performance?
Proper air intake hose operation ensures optimal turbo airflow, supporting efficient combustion and lower exhaust temperatures.
At YNF Machinery, this intake air hose (YNF14333 / 420101-01370A) undergoes strict quality control to guarantee OEM-compatible fit and long service life. B2B buyers benefit from competitive pricing, reliable stock for DX300LCA and DX420 models, and flexible shipping options to Indonesia, India, Middle East, Africa, and global markets. Request a quote today to secure efficient logistics and optimized parts supply.
