The Forge Motorsport blow off valve kit for Subaru Impreza WRX / STI is a direct replacement for the oem diverter. As atmospherical system, this valve dumps the charge-air to atmosphere creating the well known specific wooosh sound. Piston operated, this valve provides both quicker throttle response and higher boost pressure maintain.
Direct bolt on
Atmospheric blow off sound
Internal twin pistons for faster response and durability
Made in UK
|Subaru||Impreza||GD - 01-07||STI - 265|
|Subaru||Impreza||GD - 01-07||STI - 280|
|Subaru||Impreza||GD - 01-07||WRX - 218 / 225 / 230|
|Subaru||Impreza||GR - 08-11||STI - 300|
|Subaru||Impreza||GV - 11-14||STI - 300|
|...See more compatibilities|
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