The MAD BMW G8X M3/M4 Single Midpipe (with included midpipe brace) is a high-quality exhaust upgrade engineered to improve performance and sound on BMW G80 M3 and G82 / G83 M4 models. This mandrel-bent midpipe replaces the restrictive factory section with a freer-flowing design that reduces backpressure and enhances exhaust scavenging. The result is sharper throttle response, improved exhaust tone, and a more engaging driving experience. Precision-constructed from premium 304 stainless steel with robust TIG welding and an included reinforcement brace for added durability, this midpipe is a performance-minded upgrade that integrates seamlessly into your existing exhaust setup.
Fits BMW G80 M3 (2021+)
Fits BMW G82 / G83 M4 (2021+)
Designed for vehicles with a single exit exhaust configuration
Works with factory or aftermarket catback exhaust systems
Professional installation recommended for best alignment and fitment
One (1) MAD G8X M3/M4 single midpipe
One (1) midpipe reinforcement brace
Mounting hardware required for installation
Installation instructions
Material: 304 stainless steel for corrosion resistance and durability
Construction: Mandrel-bent midpipe for restricted-free airflow
Reinforcement: Included midpipe brace for stiffness and durability
Compatibility: Designed specifically for BMW G8X M3/M4 chassis
Exhaust Path: Optimized internal flow for improved engine breathing
Mandrel-bent design maximizes exhaust flow and reduces backpressure
Included reinforcement brace improves structural support and durability
Premium 304 stainless steel construction resists corrosion and high temperatures
Sharper throttle response and enhanced engine sound character
Bolt-on installation works with factory or aftermarket exhaust systems
Engineered for performance and reliability on street and track
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