BMW E36 Alternator Cooling Duct

Premium PolyMaker ASA – Improved Airflow – OEM+ Fit

Upgrade your BMW E36 engine bay with this premium alternator cooling duct, designed to direct fresh airflow toward the alternator for improved cooling while maintaining an OEM+ appearance.

Unlike many 3D printed parts made from PLA or PETG, this cooling duct is manufactured using genuine PolyMaker ASA, a premium engineering-grade material specifically suited for automotive environments.

Features

✔ Premium PolyMaker ASA Material

✔ Excellent UV & Weather Resistance

✔ High Heat Resistance – Perfect for Engine Bays

✔ Improved Airflow to Alternator

✔ OEM+ Appearance

✔ Lightweight & Durable

✔ Precision 3D Printed

✔ Easy Direct Installation

Available Colors

Black
Red
Turquoise

Material

This product is manufactured using PolyMaker ASA, a premium automotive-grade filament offering:

Superior heat resistance compared to PLA
Excellent UV resistance (won't become brittle in sunlight)
Better long-term durability for engine bay temperatures
Professional matte finish
Designed for demanding automotive applications

Compatibility

Fits:

BMW E36 3 Series
M50 M52 S50 S52 Series 3

Package Includes

1 × Alternator Cooling Duct

Why Choose This Product?

Every part is professionally manufactured using high-quality PolyMaker ASA filament with attention to dimensional accuracy and finish. Designed to provide an OEM-style fit while improving airflow to the alternator, making it an ideal upgrade for enthusiasts restoring or modifying their BMW E36.