Kelford Cams Dual Valve Springs & Titanium Retainers - Fits 2015-2025 Subaru WRX subaru-wrx-2003 The factory pickup can lead

The factory pickup can lead to severe engine damage or catastrophic failure due to the screen dislodging under high oil pressure

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Kelford Cams Dual Valve Springs & Titanium Retainers - Fits 2015-2025 Subaru WRX subaru-wrx-2003 The factory pickup can leadSubaru WRX 2015+ dual spring and titanium retainer kit is to suit turbocharged FA20 engines. This spring kit can be used for engines running to 9750RPM and 50PSI boost! High frequency dual spring design to reduce spring surge at high operating RPM. Made with the highest quality Japanese spring steel and wound in the USA by PAC Racing who are world leaders in racing valve spring design and manufacture. Made with advanced heat treatment processing and