Description
Enhance the performance, sound, and appearance of your 2024+ BMW M5 with the premium Axle-Back Sport Exhaust System designed specifically for the BMW M5 G90 and BMW M5 G99 Touring models equipped with the 4.4L S68B V8 engine.
Engineered from high-grade stainless steel, this EC-approved axle-back system delivers a refined yet aggressive exhaust note while maintaining full integration with the factory onboard electronics. The integrated valve system operates seamlessly through the OEM drive mode controls, allowing you to switch between a comfortable daily driving tone and a dynamic performance sound instantly.
Designed using an absorption-type silencing principle, the system improves exhaust flow while preserving optimal back pressure characteristics for the twin-turbocharged 535 kW (717 HP) S68B engine.
Key Features & Benefits
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Vehicle Compatibility:
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BMW M5 G99 Touring G9M 4.4L 535kW (11/2024+) – S68B with GPF
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BMW M5 G90 Sedan G9M 4.4L 535kW (11/2024+) – S68B with GPF
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Premium Stainless Steel Construction
Corrosion-resistant, durable design built for long-term performance and thermal stability. -
Integrated Valve Control
Valves are controlled directly through the vehicle’s original onboard electronics — no additional modules required. -
Selectable Tailpipe Options
Customize your rear appearance with various tailpipe finishes (OPT adapter required for GT/GTB and TI/TIB tailpipes). -
Optimized Tube Diameter
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OEM tube: Ø 80 mm
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Performance upgrade: Ø 84 mm
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Absorption-Type Muffler Design
Produces a deeper, sportier exhaust tone without excessive drone. -
EC Approval (Street Legal in Applicable Regions)
Certified for road use in compliant markets. -
Direct Axle-Back Replacement
No rear diffuser or skirt modifications required.
Installation Notes
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The original factory exhaust system must be cut for installation.
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Professional installation is recommended.
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No rear bumper or rear skirt modifications are necessary.
Performance & Sound Profile
This axle-back system enhances the unmistakable V8 character of the BMW M5 while maintaining refinement when desired. With valves closed, the exhaust remains comfortable for daily driving. Open the valves and unleash a sharper, more aggressive tone that complements the high-revving twin-turbo S68 engine.
The increased 84 mm piping diameter improves flow efficiency and adds a more commanding presence, both acoustically and visually.
