The electronically controlled thermostat is the latest innovation in the evolutionary chain.
Shop owner Donny Seyfer explores the operation for these next-generation thermostats. This video is sponsored by MAHLE.
The thermostat hoses are upgrade replacements for a range of popular BMW models.
Today, most radiators use aluminum cores with plastic headers to save cost and weight.
An operating map stored in the engine control unit has predefined set points for the vehicle load and speed that determine the ideal coolant temperature for the driving situation, and when and how coolant should be circulated.
Featuring applications for passenger cars and light trucks, the new trilingual catalog is available online and in print.