Description
Take your BMW S58-powered machine to the next level with this high-performance 200-cell catted downpipe, designed specifically for the G87 M2, G80 M3, and G82 M4 platforms. Engineered to strike the perfect balance between power, sound, and emissions compliance, this upgrade is ideal for enthusiasts who want noticeable performance gains without going fully catless.
Constructed from high-grade stainless steel and utilizing a high-flow 200 CPSI (cells per square inch) metallic catalytic converter, this downpipe significantly reduces backpressure and turbo lag, all while maintaining a refined and clean exhaust tone. Expect improved throttle response, faster spool, and increased horsepower and torque—especially when paired with a tune.
🔧 Key Features:
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Designed for S58 Engines: Perfect fit for BMW G87 M2, G80 M3, and G82 M4 models with the S58 twin-turbo inline-6 engine.
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200 Cell High-Flow Catalytic Converter: Reduces restriction while maintaining emissions performance for street and track use.
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Premium T304 Stainless Steel: Corrosion-resistant and built to withstand high exhaust temperatures and long-term use.
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TIG Welded Construction: Strong, precise welds ensure durability and long life under extreme conditions.
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Improved Turbo Efficiency: Reduced backpressure means quicker turbo spool and increased midrange power.
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Refined Exhaust Note: Deepens exhaust tone without excessive drone or rasp—ideal for street-driven builds.
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OEM Fitment: Direct bolt-on replacement using factory mounting points and heat shielding for hassle-free installation.
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Compatible with Stock and Aftermarket Exhaust Systems
📈 Performance Gains (With Tune):
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+20–40 HP
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+30–50 lb-ft Torque
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Sharper throttle response and improved spool
Note: This downpipe is designed for off-road or track use only in certain regions. Please verify emissions regulations in your area before installation.











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