Rejoice APS Downpipe owners, you finally have a great replacement gasket for your APS Downpipe! We know that you have frequent blowouts so we have delivered a very high quality and thick gasket for you.At GrimmSpeed we have worked with endless amounts of aftermarket gaskets, none seem to work as well as the multi-layer steel oem style gaskets. The issue with the oem gaskets from Subaru is that they are so expense. Well Grimmspeed has your answer, a premium multi-layer steel w/ stainless steel fire-ring gasket at a great price. 22% Thicker than OEM Gaskets!!