Invidia Gemini R400 Single Layer Quad Titanium Tip Catback Exhaust - Subaru WRX / STi Sedan 2008-2021

Invidia's most popular exhaust system - Now with longer resonator which produces up to 15% less volume of the regular R400 Specifically designed to fill the sound gap between the Q300 and N1 system, the R400 produces a unique, aggressive note while minimizing harsh cabin noise (particularly at highway speeds). The R400 muffler was designed using years of experience from Invidia's engineers to allow the perfect balance between unrestricted exhaust gas flow and sound dampening. This exhaust system will provides a pronounced exhaust note throughout the entire RPM band even when only installed as a cat-back system. The R400 muffler design also looks great with a race inspired design that will turn heads. The Invidia R400 Exhaust takes quality, performance and looks to a new level. From start to finish the Invidia Exhaust Systems are designed with performance in mind with the exhaust route carefully selected to ensure minimal bends, allowing for an unobstructed exit of exhaust gases with mi