GrimmSpeed Donut Gasket Subaru WRX 2002-2025 / STI 2004-2021 | 020099

Fitment Information: 2002-2022 Subaru WRX 2004-2021 Subaru STI 2005-2009 Legacy GT 2004-2022 Subaru Forester 2005-2022 Subaru Outback Features: The GrimmSpeed Donut Gasket has been designed as a direct replacement for your worn or lost OEM donut gasket. This 'donut' style exhaust gasket fits between the lower downpipe and midpipe on the stock exhaust system for the Subaru WRX or STI. While most aftermarket exhaust systems use a flat style gasket, the Cobb Tuning and Borla exhaust systems require you to retain this stock 'donut' gasket. This gasket is also required when using a downpipe adapter with a 3in flat flange downpipe. Fiber-reinforced graphite construction Sold individually Replaces Subaru part number 44022AA123