2015-2018 Porsche Macan Left Intercooler 95B145804A

Also known as

Charge Air Cooler

CAC

Turbo Cooler

Left Intercooler

Driver Side Intercooler

Boost Cooler

What this part does

The intercooler is a specialized heat exchanger designed to lower the temperature of the compressed intake air generated by the turbocharger before it enters the engine cylinders. Because turbochargers inherently heat the air as they compress it, this component is critical for reducing that temperature, which increases air density and prevents pre-ignition or engine knock. Mounted in the front left bumper area, it utilizes ambient airflow channeled through the lower grilles to dissipate heat away from the charged air.

When this unit develops a crack or leak from road debris impact or metal fatigue, the engine management system will immediately detect a loss of expected boost pressure. A failing or leaking cooler results in a rich air-fuel mixture, significant reduction in engine power, increased exhaust emissions, and usually forces the vehicle into limp mode while triggering underboost malfunction indicator codes.

Fits these vehicles

OEM and interchange numbers

95B145804A

95B-145-804-A

95B.145.804.A

Before you order

This specific unit is the driver side (left) cooler. The passenger side requires an entirely different part number due to the mirrored mounting bracket locations and specific hose coupling angles. You must verify your exact part number prior to ordering, as Porsche utilizes a different intercooler design for the 2.0L base Macan models compared to the 3.0L and 3.6L V6 variants.

Always replace the internal rubber O-rings on your existing charge pipes when installing a replacement unit. Reusing old, flattened seals is the most frequent cause of post-installation boost leaks. Inspect your surrounding plastic air guides and mounting hardware for collision damage, and ensure all ducting is cleared of leaves or debris to guarantee maximum cooling efficiency.