GrimmSpeed Master Cylinder Brace Subaru WRX 2002-2007 / STI 2004-2007 | 091016 Impreza_2017-2021 The Mishimoto racing thermostat for

The Mishimoto racing thermostat for the '01-'07 Subaru WRX and STI will promote greater cooling efficiency throughout your engine

the tall evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings

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Perrin's hose will allow for improved airflow due to higher internal volume and smoother airflow due to the smooth interior

GrimmSpeed Master Cylinder Brace Subaru WRX 2002-2007 / STI 2004-2007 | 091016 Impreza_2017-2021 The Mishimoto racing thermostat forFitment Information: 2002 2007 Subaru WRX 2004 2007 Subaru STI 2004 2008 Subaru Forester XT 2005 2006 Saab 92 X Aero Features: The GrimmSpeed Master Cylinder Brace is the solution for the common firewall flexing issue that is experienced during braking especially in high performance driving conditions. The factory structural flaw affects the overall brake pedal feel and performance of the vehicle. Thanks to GrimmSpeed, the performance enthusiast can