Ford Transit Custom Mk2 2.0 EcoBlue Air Intake Pipe Hose Diesel GK21-9R504-AC

Ford Transit Custom Mk2 2.0 EcoBlue Air Intake Pipe Hose Diesel is a component from the Lines, hoses and pipes group, designed for the intake system in vehicles with a 2.0 diesel engine. It is responsible for stable air delivery to the engine, which promotes smooth operation of the power unit and proper interaction with auxiliary equipment.

Specifications and technical data

• SKU: GK219R504AC
• Mark: Ford
• Condition: Used
• OEM Part Number: GK219R504AC
• Substitutable numbers: GK219R504AC, G K21 9R5 04 AC
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and function in the intake system

The presented air intake hose is designed for use in the Ford Transit Custom Mk2 model with a 2.0 diesel engine. Its task is to provide a tight and stable connection between the intake system components, ensuring that air is delivered to the engine in a controlled manner, without unwanted leaks or pressure drops.

A properly selected intake hose helps to reduce power loss, unstable idle, and errors related to the operation of the air supply system. This is particularly important in modern diesel units, where airflow is strictly monitored by the control electronics.

Benefits of using an original Ford component

As a Ford brand product, the intake hose is structurally matched to the geometry of the Transit Custom Mk2 engine bay. This means proper positioning relative to other components, the correct connection diameter, and the preservation of factory mounting points.

The main advantages of using an original line in the intake system include:

• maintaining the factory air flow characteristics in the diesel engine,
• reducing the risk of leaks at connections,
• better compatibility with standard engine equipment,
• easier installation due to the fitment to factory brackets and the shape of the engine bay.

Performance characteristics and installation

The air intake hose operates in a demanding environment – it is exposed to temperature changes, vibrations, and contact with contaminants from the engine bay. Using an element from the Lines, hoses and pipes group dedicated to a specific vehicle model promotes stable operation and reduces the risk of premature wear.

The component is intended for diesel-powered vehicles, which is significant due to the specific operating conditions of diesel units (higher boost pressures, different temperature ranges). Properly matching the hose to this engine configuration helps maintain correct intake system performance parameters.

Product condition and service application

The offered intake hose is a used part, making it an attractive cost-effective alternative for routine repairs and maintenance of the Ford Transit Custom Mk2. It can be used both as a replacement for a damaged line and as a component to restore proper intake system tightness after leaks or cracks have been identified.

Selecting the correct intake line is especially important after equipment modifications or following collisions where factory connections may have been damaged. Using a dedicated hose helps restore the original air flow configuration.

Upgrade expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other components from the same group, such as vacuum lines, cooling hoses, or breather pipes, check out the available parts in the Ford lines, hoses and pipes category.

If you are considering further modifications to the power unit and want to better understand how the intake system affects performance, a practical tuning guide may be useful – you can find it in the article How to increase engine power: a practical guide to engine tuning with used parts, which discusses, among other things, the importance of proper airflow in a diesel engine.