Clutch Masters Red Clutch Master Cylinder for Subaru WRX/STI 2002-2014 | MC15017-R vendor_Fortune Auto The increased weight of 1340

The increased weight of 1340 grams [nearly double the weight of stock's 750 grams] also aids in shifting momentum and positive engagement

A Performance Organic friction material with a high metal content increases torque and RPM capability and maintains low operating temperatures which reduces wear and glazing

Part #: RST-006RR-BS

Improved Flow Efficiency: Reduced airflow restriction compared to traditional 90° TMIC layouts

It achieves a hardness level of 11 – 14 HV

Clutch Masters Red Clutch Master Cylinder for Subaru WRX/STI 2002-2014 | MC15017-R vendor_Fortune Auto The increased weight of 1340Applications: Subaru WRX STI 2. 5T 6 speed: 2004 2014 **DOES NOT FIT 2015 2021 STi, you need MC15020*** Subaru WRX 2. 0T 5 Speed: 2002 2005 Subaru WRX 2. 5T 6 Speed: 2006 2014 When upgrading your clutch, don't overlook upgrading your clutch master cylinder as well. Typically the OEM master cylinder will work just fine, but sometimes that master cylinder is getting old and tired and possibly might be leaking. Or maybe your want just a little bit more