Seat Exeo 3R 2.0 TDI Intercooler Pressure Air Pipe Upper Left N/S 8R0145737A

The Seat Exeo 3R 2.0 TDI Upper Left Intercooler Air Hose is an intake system component from the hoses, pipes, and tubes category, designed for use in the boost air circuit. This component, branded by Audi, ensures proper routing of compressed air between the intercooler and the engine, contributing to stable operation of the diesel unit and correct torque characteristics.

Specifications and technical data

• SKU: 3R0145737A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8R0145737A
• Substitutable numbers: 8R0145737A, 8R0 145 737 A
• Location on the vehicle: Left
• Part type: Hose
• Category: Hoses, Lines & Pipes

Intended Use and Function in the Intake System

The upper left intercooler air hose is responsible for the sealed and directed routing of boosted air from the air cooler to the intake manifold. A correctly selected component limits pressure drops, minimizes the risk of leaks, and helps maintain the proper temperature of the intake air, which is crucial for the efficiency of a turbocharged diesel engine.

Due to its location, the hose operates under elevated temperatures and pressure loads. Therefore, it is essential to use a component with the appropriate profile and geometry, consistent with the vehicle manufacturer's original specifications.

Construction and Mounting Fit

The offered hose belongs to the Hoses, Pipes, and Tubes category, meaning it is designed for operation in a boosted air environment and for integration with intake system and intercooler components. The shape and connection diameters are adapted to factory spigots, facilitating installation and allowing for the preservation of the original hose routing within the engine bay.

Its placement on the left side of the vehicle ensures unambiguous fitment, eliminating the risk of confusion with other sections of the intake system. This allows a mechanic or user to efficiently replace the component without needing to modify adjacent parts.

Benefits of Using an Intercooler Air Hose

Using the correct intercooler air hose in a 2.0 TDI engine translates into a range of practical operational benefits:

• maintaining stable boost pressure across the entire RPM range,
• reducing the risk of power loss due to intake system leaks,
• more predictable engine response to accelerator pedal input,
• less strain on the turbocharger due to proper airflow,
• better consistency of engine operating parameters over extended use.

For the user, this means more confident acceleration, stable engine operation under load, and a reduced risk of boost system-related errors.

Product Characteristics and Condition

The hose comes from the Audi product line, promoting compatibility with factory solutions used in VAG group vehicles. The item is used, which practically allows for an economical restoration of the intake system's functionality while maintaining original geometry and manufacturing standards. This type of component is particularly attractive in situations where the existing hose has cracked, delaminated, or shows signs of leakage under load.

Before installation, a standard inspection of the sealing surfaces and mounting clamps is recommended to ensure a leak-free connection with other system components. A correctly installed hose requires no further adjustments and operates maintenance-free.

Fitment by Numbers and Additional Information

The product has a dedicated OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. When selecting, it is recommended to compare the markings with service documentation or the removed component to ensure full assembly and functional compliance.

If you need other hoses from the Hoses, Pipes, and Tubes category designed for this brand of vehicles, check out the Audi hoses, pipes, and tubes available in our store to select components that match your specific engine and intake system configuration.

More practical information on the cost-effectiveness of using original, aftermarket, and used parts can be found in the article: Original, Aftermarket, or Used – Which Car Parts Are Most Cost-Effective?. This will help you better assess when choosing a used intercooler hose is technically and economically justified.