Subaru Wrx 2024 Sti Exhaust. Introducing the jdmuscle 22+ wrx extreme titanium single exit catback exhaust, the ultimate performance upgrade for your subaru wrx. New & used cars for sale;

My question is, are the sti performance mufflers worth it? Mounted behind the catalytic converter, the sti performance exhaust system provides a smooth mandrel bend construction to help reduce exhaust flow restrictions, allowing the.