The AA Signature Equal Length Midpipe is a high-quality midpipe upgrade for the BMW G87 M2, developed to optimize exhaust flow and fine-tune the S58 engine's sound profile in a technically sound manner. This solution is part of Active Autowerke's Signature collection and is based on the manufacturer's extensive experience with exhaust system solutions for BMW M models.
The Equal Length design ensures that exhaust gases travel an equal distance from the cylinders before merging. This balances pulses, reduces turbulence in the flow, and produces a cleaner, smoother, and more consistent sound profile across the entire RPM range. The sound is clear and controlled under load, yet remains moderate during steady driving without intrusive resonance.
The midpipe is designed to work seamlessly with the original rear section and is compatible with most aftermarket exhaust systems. Installation is simple and straightforward, and the original midpipe can be reinstalled if needed.
The construction is made of 100% brushed 304 stainless steel, which provides good corrosion resistance and longevity in demanding operating conditions.
Features
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High-quality 304 stainless steel construction
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Equal Length design balances exhaust flow
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Clean, smooth, and controlled sound profile
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Compatible with most aftermarket exhaust systems
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Easy and simple installation
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Original midpipe can be reinstalled if needed