INVIDIA Gemini R400 Full Titanium Quad Cat-Back Exhaust 2015-2021 WRX / STI

Description:
Invidia R400 tuned muffler exhaust systems offer a rich exhaust note which enhances the natural tone of your car's engine. Invidia's high flow design ensures efficient exhaust flow for optimum engine performance.  Specifically designed to fill the sound gap between the Q300 and N1 system. The R400 produces a unique, aggressive note without any harsh cabin noise (particularly at highway speeds).

Features:
- Tip Size = 101mm
- Piping Size = 76mm
- Power increase - 17hp
- Torque Increase - 26ft-lb
- Weight = 22lbs
- 76mm diameter
- Tuned mufflers - Optimized sound and exhaust flow
- Cast flanges - optimum fitment and durability
- Machine welded - Fantastic appearance and uniform strength
- Piping Material = Titanium

Applications:
2015-2021 WRX
2015-2021 STI