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			Not necessary. It gets great airflow as it is, and has short lines, so it is simple.  
 FYI- the oil cooler from my Cosmo is considered an upgrade for any rotary, since they are like 8 core!!
 
				__________________1976 Mazda Cosmo RX-5
 1976 Mazda Cosmo RX-5
 2003 Toyota Tundra TRD
 2015 Toyota 4Runner SR5
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