Invidia R400 Gemini Single Layer Quad Black Tip CatBack Exhaust Subaru WRX/STI 2015-2021
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Got this about a year ago, sounds great. Def a upgrade from stock. No regrets
Great fitment and quality
For the inconspicuous Look
Sitting at idle can't even tell I have it on. Once you get into the gas it lets loose. Doesn't drone or get too loud at highway cruising speeds.