DENSO Auto Parts Radiator P/N:221-9164
DENSO Auto Parts 221-9331 radiator for the 2012-2017 BMW X3 6-cylinder 3.0L and other vehicles moves heat out of the engine coolant so the engine cools properly.
Coolant stains, a temperature gauge that climbs or damaged fins can mean the radiator is worn. Before you replace it, rule out the hoses, thermostat and water pump as the source of the leak or overheating. These cars take a single radiator, and this listing is one.
It is a 2012-2017 BMW X3 6-cylinder 3.0L radiator replacement and also fits the 2015-2017 BMW X4 6-cylinder 3.0L.
Fit and size
Build and materials
One radiator. A transmission oil cooler is not included.
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Will this radiator work as a 2015 BMW X3 radiator replacement with the 6-cylinder 3.0L?
Yes. DENSO Auto Parts 221-9331 fits the 2012-2017 BMW X3 6-cylinder 3.0L, and that range includes the 2015 model year.
Does this radiator also fit the 2015-2017 BMW X4 6-cylinder 3.0L?
Yes. DENSO Auto Parts 221-9331 fits the 2015-2017 BMW X4 6-cylinder 3.0L.
Does this DENSO radiator come with a transmission oil cooler?
No. This listing is one radiator, and a transmission oil cooler is not included.
What size are the inlet and outlet on this radiator?
Both the inlet and the outlet measure 1.52 in across. The core is 23.62 in wide, 16.08 in high and 1.34 in thick.
What can I look for to tell if a radiator is leaking or failing?
With the engine off and cool, look for coolant stains, bent fins or corrosion on the radiator. A high temperature reading can mean a cooling problem, and a shop can pressure-test the system.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.