Grimmspeed StealthBox Cold Air Intake Black Subaru WRX 2015-2021 vendor_ETS Manufactured from high quality

Manufactured from high quality

True Diaphragm Controlled Bypass Regulator Integrated into the pump

Cast End Tanks with COBB Logo

Part #: NSK1000-HD

It is designed to withhold the same amount of power as an OEM clutch while maintaining the daily drive ability like the OEM clutch

Grimmspeed StealthBox Cold Air Intake Black Subaru WRX 2015-2021 vendor_ETS Manufactured from high qualityInspiration for the StealthBox Intake came from internal discussions about what we wanted from an intake system for the 2015+ WRX. Of course performance is the highest priority, but at GrimmSpeed so much more than that goes into a product. We wanted an intake that purred quietly under normal driving circumstances, but would roar at wide open throttle. We wanted an intake that looked at home in the well sported 2015+ WRX engine bay instead of a shoebox