Description
Unleash the true sound and performance potential of your BMW S58-powered M car with the MAD Single Midpipe, engineered specifically for the BMW G80 M3, G82 M4, and G83 M4. Designed to reduce exhaust restrictions, improve exhaust flow, and deliver a significantly more aggressive exhaust note, this premium upgrade transforms the driving experience while maintaining excellent fitment and reliability.
Constructed from premium 304 stainless steel and featuring a large-diameter 3.5-inch single-pipe design, the MAD Single Midpipe provides increased airflow, reduced backpressure, and enhanced exhaust acoustics, making it an ideal upgrade for enthusiasts seeking maximum sound and performance.
Improved Exhaust Flow and Performance
The factory midpipe utilizes a more restrictive configuration designed primarily for noise reduction and emissions compliance. The MAD Single Midpipe replaces the factory section with a high-flow single-pipe design that allows exhaust gases to flow more efficiently.
Performance benefits include:
• Reduced exhaust backpressure
• Improved exhaust gas flow
• Enhanced throttle response
• Increased horsepower potential
• Improved torque delivery
• Faster engine response
• More engaging driving experience
When paired with other performance modifications, the increased exhaust efficiency can help maximize the performance potential of the S58 engine.
Aggressive S58 Exhaust Sound
The MAD Single Midpipe is designed for enthusiasts seeking a more aggressive and motorsport-inspired exhaust note.
Sound characteristics include:
• Deeper exhaust tone throughout the RPM range
• Increased exhaust volume compared to stock
• Enhanced turbocharged engine character
• Aggressive high-RPM sound
• Stronger exhaust presence during acceleration
• More pronounced exhaust burbles and overrun sounds where applicable
The single-pipe configuration helps create a cleaner and more unified exhaust tone compared to the factory setup.
Large 3.5-Inch Single-Pipe Design
The oversized 3.5-inch tubing is engineered to support maximum airflow while maintaining excellent fitment and durability.
Advantages include:
• Increased exhaust flow capacity
• Reduced turbulence
• Improved exhaust scavenging
• Enhanced overall system efficiency
• Better support for future performance upgrades
Premium 304 Stainless Steel Construction
Manufactured from high-quality 304 stainless steel, the MAD Single Midpipe is designed to withstand extreme temperatures and demanding driving conditions.
Construction features include:
• Corrosion-resistant stainless steel
• High-temperature durability
• Precision welding and fabrication
• Long service life
• Performance-oriented design
Included Extra-Clearance Exhaust Brace
Every MAD Single Midpipe includes a specially designed extra-clearance brace featuring the MAD logo.
Benefits include:
• Improved exhaust clearance
• Enhanced structural support
• Hassle-free installation
• OEM-quality fitment
• Long-term reliability
Lightweight Design
The MAD Single Midpipe offers significant weight savings over the factory exhaust system.
Weight-saving benefits include:
• Approximately 21 lbs lighter than the factory midpipe
• Reduced overall vehicle weight
• Improved vehicle dynamics
• Enhanced performance-to-weight ratio
Additional Features
• Direct bolt-on installation
• Smooth mandrel bends for maximum airflow
• Designed to operate without unwanted drone
• Lifetime warranty against manufacturing defects and fitment issues
• Fast and precise fitment
• Orders typically ship within 1–2 business days
Important Installation Information
• Downpipe gaskets are not included
• Requires two downpipe gaskets (Part Number: 18308053348)
• Professional installation is recommended
Vehicle Fitment
BMW M3
• BMW M3 (G80) 2021+
BMW M4 Coupe
• BMW M4 (G82) 2021+
BMW M4 Convertible
• BMW M4 (G83) 2021+
Fitment Notes
• Designed specifically for BMW vehicles equipped with the S58 twin-turbocharged engine
• Guaranteed fitment for G80 M3, G82 M4, and G83 M4 models
• Compatible with factory rear exhaust systems
• Compatible with many aftermarket exhaust systems
• Includes extra-clearance exhaust brace
• Direct replacement for the factory midpipe
Upgrade your BMW G80 M3, G82 M4, or G83 M4 with the MAD Single Midpipe and experience improved exhaust flow, enhanced performance, substantial weight reduction, and an aggressive exhaust tone worthy of the S58 platform.
