DENSO Auto Parts Radiator P/N:221-3163
DENSO Auto Parts 221-4201 radiator for the 2001-2003 Acura CL V6 3.2L and other vehicles passes engine heat from the coolant to the air. It follows DENSO's First Time Fit philosophy and is built for OEM quality and performance.
Coolant stains, an engine that runs hot or damaged fins can mean the radiator is wearing out. A stuck thermostat or a weak water pump can also run an engine hot, so these signs alone do not prove the radiator is at fault.
This is a direct-fit replacement for the 2001-2003 Acura CL V6 3.2L, and it also works as a radiator for the 2002-2003 Acura TL V6 3.2L. Both cars take one radiator.
Fit and size
Build and materials
One radiator. A transmission oil cooler is not included.
This part cross-references / interchanges with the following part numbers:
Is this a radiator for the 2001-2003 Acura CL V6 3.2L?
Yes. DENSO Auto Parts 221-4201 is a direct-fit radiator for the 2001-2003 Acura CL V6 3.2L, and it also fits the 2002-2003 Acura TL V6 3.2L.
Does this radiator come with a transmission oil cooler?
No. This listing is one radiator, and a transmission oil cooler is not included.
What are the core dimensions and hose connection sizes of this radiator?
The core is 27.875 in wide, 15.75 in high and 0.625 in thick. The inlet is 1.25 in and the outlet is 0.937 in across.
How do I check an aluminum-core radiator for leaks?
With the engine off and cool, look for coolant stains, bent fins or corrosion on the core and tanks. A shop can pressure-test the cooling system for hidden leaks.
Does DENSO test the 221-4201 radiator?
Yes. Radiators from DENSO, including the 221-4201, pass strict durability and function tests, and their tanks, fin pitch, core dimensions and materials meet rigid OE manufacturer standards.
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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.