GrimmSpeed StealthBox Cold Air Intake - Subaru WRX 2015-2020 Piping Color:Red but would roar at wide

but would roar at wide open throttle

and side grip driving styles

NOTE: GrimmSpeed 3in

* Direct bolt in mounting bracket and hardware included

They tend to spring up out of nowhere and cause hours of troubleshooting headaches

GrimmSpeed StealthBox Cold Air Intake - Subaru WRX 2015-2020 Piping Color:Red but would roar at wideInspiration for the StealthBox Intake came from internal discussions about what GS 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