aFe Gemini XV Series exhaust systems produce power gains, aggressive sound, and awesome style. These cat-back systems are built from 3 in. mandrel-bent 304 stainless steel tubing and feature an electronically controlled exhaust cutout valve to quickly switch between mild and aggressive tones at the push of a button. Utilizing state-of-the-art computer-aided design technology, Gemini XV systems are designed for custom, high-tolerance factory fitment. They utilize factory-style hangers for a secure fit and hassle-free installation, and their construction offers race-proven strength and durability. aFe Gemini XV exhaust systems two key fob remotes, control module, valve motor, and all necessary wiring.