Turbosmart Kompact Series Plumb Back Blow Off Valve 25mm | TS-0203-1222 vendor_Oracle Lights Grimmspeed 3in Downpipe to Cat-Back

Grimmspeed 3in Downpipe to Cat-Back Gasket

For your 2018-2021 Subaru STI

Part #: 697 540 A

Spring Rate (lb/in):F: 12kg/mm

Turbosmart Kompact Series Plumb Back Blow Off Valve 25mm | TS-0203-1222 vendor_Oracle Lights Grimmspeed 3in Downpipe to Cat-BackThe Plumb Back is a high performance fully recirculating BOV, all released pressure is vented back into the intake system. Ideal for cars with sensitive AF meter systems and off road applications as the fully sealed design of the Plumb Back prevents any foreign matter from entering the system. Includes V Band and weld on adapter. This item is non application specific. Please verify compatibility before purchase. May require some modification for