Invidia R400 Gemini Single Layer Quad Titanium Tip Cat Back Exhaust Subaru WRX/STI 2015-2021

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This is the Invidia Gemini R400 Cat-Back Exhaust System. This exhaust system features a design that combines minimal bends with a larger piping diameter. This will allow for an unobstructed exit of exhaust gases with minimal restrictions and turbulence. This will allow for improvements in both horsepower and torque, along with improvements in throttle response. Additionally, the Gemini R400 will create a race-inspired exhaust note that will make the overall driving experience much more enjoyable.


Titanium burnt tips
3" Piping diameter
304 Stainless steel materials
Pronounced exhaust note throughout the entire RPM band
Exhaust hangers welded onto OEM locations to make it a direct fitment exhaust
New hardware and gaskets provided to make this exhaust ready for the installation