GrimmSpeed OEM-style gasket: OEM Subaru quality without the high OEM price.
The folks at GrimmSpeed have worked with endless amounts of aftermarket gaskets, and none seem to work as well as the multi-layer steel OEM Subaru gaskets. Now Grimmspeed has the answer: A premium multi-layer steel w/ stainless steel fire-ring gasket, 22% thicker than OEM gaskets, at a great price.
Fits all 2002-2014 WRX and STI, and all 2015+ STI
Also fits 2005-2009 Legacy GT and Outback XT, and 2003-2013 Forester XT.
