Customizable Sound. Aggressive Power. Bold Black Finish. Transform your 2021–2025 BMW M3 or M4 with this valved axle-back exhaust system, featuring aggressive quad 4.5-inch black tips and durable 304 stainless steel construction. Perfect for those who demand both performance and style, this exhaust system allows you to adjust the exhaust note to suit your mood—from a smooth, refined tone to a roaring, track-ready growl—thanks to its valved design.
