HKS 17-21 Honda Civic Type R FK8 Direct Fit Oil Cooler KitExtreme increases in oil temperature can break down the oil and decreases its ability to lubricate, cool and clean the engine and can cause damage as a result. HKS Oil Cooler Kits are designed with advanced cooling technology which enables stable oil temperatures to extract the maximum ability from the engine. HKS Oil Cooler R Type can relocate the location of an oil filter so the oil filter replacement can be easily done. As remarkable difference