ACL Race Main Bearings for EJ20/EJ25 WRX & STi Select Bearing Size::Standard with Extra Oil Clearance All of this combined creates

All of this combined creates for increased intercooler efficiency

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• Optimum fin density of 20 fins per inch for improved cooling

This does not reduce the thermal properties of the shield

Has an accommodation for stock or aftermarket oil return lines

ACL Race Main Bearings for EJ20/EJ25 WRX & STi Select Bearing Size::Standard with Extra Oil Clearance All of this combined createsACL Race Series main bearings for the EJ20 EJ25 Subaru WRX and STi models. Subaru main bearings are specific to either a #3 or #5 journal bearing position. Please confirm prior to purchasing. Vehicle Fitment: 2002 2014 Subaru WRX 2004 2020 Subaru STi Please Note! Subaru main bearings are specific to either a #3 or #5 journal bearing position. It is not year or VIN specific, so you must confirm prior to purchasing. Bearings cannot be returned if