Intercooler for Mercedes Benz E-Class E450 (2019-2020) 3.0L

Direct-Fit All-Aluminum Intercooler for 2019-2020 Mercedes Benz E-Class (W213)

What it Does: The all-aluminum charge-air intercooler replaces the leak-prone factory heat exchanger on the 2019-2020 Mercedes Benz E-Class to stabilize intake air temperatures and maintain sustained boost efficiency.

The Stock Mercedes Benz E-Class Heat Exchanger Vulnerabilities

Factory low-temperature radiators on the W213 chassis rely on plastic end tanks crimped to an aluminum core with elastomer gaskets. Under prolonged thermal cycling and sustained boost pressures generated by the twin-turbocharged M276 engine, these crimp seams deteriorate, leading to coolant weeping, pressure drops, and rapid heat soak. Degraded heat transfer in the charge-cooling loop forces the ECU to retard ignition timing, causing noticeable power loss during repeated acceleration cycles.

The Engineering Solution

This replacement unit features a fully TIG-welded, 1-row crossflow core with integrated all-aluminum end tanks, eliminating mechanical crimp seals entirely. The high-efficiency aluminum tube-and-fin design maximizes ambient thermal rejection across the charge-air cooling loop without restricting cooling module airflow. Engineered to factory mounting provisions, it restores hydraulic stability and protects against boost temperature spikes under high thermal loads.

What's Included

• 1 x All-aluminum direct-fit intercooler
• Coolant cap (included when supplied with unit)

Technical Specifications

Compatibility

• 2019-2020 Mercedes Benz E-Class E450 3.0L (Charge-air cooling circuit only)

Frequently Asked Questions & Fitment Warnings

Does this fit the W213 E-Class?

Yes, this is a direct fit for the 2019-2020 Mercedes Benz E-Class equipped with the M276 3.0L engine; it does not replace the primary engine radiator or models configured with integrated engine or transmission oil coolers.

Do I need to bleed the system after installation?

Yes, the low-temperature charge air circuit must be vacuum-filled and bled to prevent air pockets that cause heat soak and high intake temperatures.

The Mercedes Benz Precision Standard

Manufactured to strict European tolerances, this heat exchanger maintains OE sensor clearances and factory hose routing, ensuring reliable charge-air thermal management without triggering diagnostic fault codes or check engine lights.