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This resistor module allows for the adjustment of fan speed, controlling the amount of air circulated throughout the vehicle's interior. By modulating the voltage supplied to the blower motor, the resistor helps maintain comfortable cabin temperatures by regulating the airflow intensity.

Part Number: 8T0 820 521 8T0820521E

Fits The Following:
A4 2013-2016
A5 2012-2017
Allroad 2013-2016
Q5 2013-2017
RS5 2011-2015
S4 2013-2016
2013-2017
SQ5 2014-2017
Macan 2015-2019

Note: this product is currently out of stock in NZ. This listing is for stock that is due to arrive in the country. we generally only keep 1 unit in stock of each item to reduce cost of holding inventory.

Feel free to ask questions or contact us. We are able to acquire a wide range of other parts through our suppliers. With 15 years experience we can find it for you.

Can't find it here check out our Trademe Store