Clutch Masters .75in Bore Master Cylinder Upgrade Kit Red WRX / STI 2015-2021 | MC15020-R vendor_3MI Racing and real world testing

and real world testing

Front Lowering Adjustment: 1

A set of dedicated stays

Part #: G2-1600-0601

Clutch Masters .75in Bore Master Cylinder Upgrade Kit Red WRX / STI 2015-2021 | MC15020-R vendor_3MI Racing and real world testingProduct Fitment: 2015 2021 Subaru WRX (USDM LHD) 2015 2021 Subaru STI (USDM LHD) Clutch Masters master cylinder upgrade for 2015 2021 WRX STi models. The OEM unit is usually good enough, but upgrading it will make your hydraulic system able to handle more aggressive driving. This kit also deletes the delay valve allowing you to shift quickly and let the clutch immediately engage. This is a complete plug and play kit and includes everything you need to