Grimmspeed Top Mount Intercooler Blow-Off Valve Gasket 02-07 WRX/ 04-21 STI - 020023 Koyo -10AN To -10AN Hose Separator

-10AN To -10AN Hose Separator - Black - 730-10-10-2

All kits come with a replacement 90deg turbo outlet coupler

Wiring harness with 36 in

These folds are necessary for the factory rubber design for flexibility during installation and structural integrity

Offering substantially more horsepower over similarly sized turbos

Grimmspeed Top Mount Intercooler Blow-Off Valve Gasket 02-07 WRX/ 04-21 STI - 020023 Koyo -10AN To -10AN Hose SeparatorWe all know how bad (and expensive!) the OEM Subaru Top Mount Intercooler Gaskets can be. They are one of the greatest source of leaks in the entire intake stream. Fear not, GrimmSpeed has answered your call! We present to you the GrimmSpeed TMIC BOV Gasket, a direct replacement for the flimsy factory gasket on your TMIC. If you're refreshing your engine, putting on a new BOV, or fulling upgrading your TMIC, is gasket is a must. Fitment: STI 04 07