Invidia Gemini R400 Single Layer Quad Black Tip Catback Exhaust 2015-2021 WRX / 2015-2021 STI

Invidia perfects their 2015+ WRX / STI lineup with the Gemini R400 exhaust. Featuring a quad muffler design to optimize backpressure, the exhause raises horsepower and torque while producing a deep, powerful sound. Combining single-wall titanium tips, mandrel-bent SUS304 stainless piping, and TIG welding, the Gemini R400 is built to draw attention with its stunning look.