Description
Upgrade your BMW M5 G90/99 (2024+) with Fabspeed Motorsport’s Primary Sport Catalytic Converter Downpipes. Engineered for enthusiasts seeking peak performance, these high-flow stainless steel downpipes replace the restrictive OEM catalytic converters, delivering maximum horsepower, aggressive exhaust tones, and exceptional throttle response. Perfectly designed to integrate seamlessly with the factory exhaust system or compatible aftermarket setups, these downpipes offer race-proven performance while maintaining proper emissions scrubbing.
Key Features & Benefits:
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Vehicle Fitment: Compatible with all BMW M5 G90/99 models equipped with the 4.4L V8 engine (2024+).
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High-Flow HJS Catalytic Converters: Replace OEM restrictive cats with HJS 200-cell catalytic converters for optimal flow, power gains, and enhanced sound.
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Premium Construction: Crafted from T304L stainless steel with CNC-machined inlet/outlet flanges and laser-cut brackets for precision fitment.
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In-House Manufacturing: Entirely produced in Fabspeed Motorsport’s precision machine shop, ensuring superior quality and consistency.
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Seamless Integration: Designed as direct bolt-on replacements for the factory catalytic converters and compatible with OEM-style aftermarket exhausts.
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Performance Optimized: Outperforms any cat-bypass system while remaining fully functional in emissions applications; no check engine lights triggered when properly installed.
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Track-Proven Sound & Power: Enjoy aggressive, exotic exhaust tones and improved throttle response without sacrificing durability or reliability.
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Exclusive HJS German Technology: Fabspeed is the exclusive HJS Emitec importer for North and South America, guaranteeing authentic, race-tested tri-metallic catalytic converters.
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Durability & Reliability: HJS catalytic converters maintain power, prevent CEL (check engine light), and outperform generic aftermarket options in longevity and performance.
Important Disclaimer:
This product removes the OEM catalytic converters and is intended for track or closed-course use only. HJS Sport Catalytic Converters are not CARB or EPA certified. Users are responsible for checking local regulations before installation.
Why HJS German Catalytic Converters Are Superior:
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Made from world-class materials and Autobahn-tested for power, sound, and longevity.
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Flow up to 90–93% of a straight pipe while maintaining emissions compliance, unlike cheap aftermarket cats that can trigger check engine lights or degrade over time.
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Guaranteed more horsepower than any cat-bypass system—even on turbocharged setups.
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Fabspeed ensures genuine HJS components, imported directly from Germany, unlike counterfeit or grey-market alternatives.
Upgrade your BMW M5 with Fabspeed Motorsport’s HJS German catalytic converter downpipes and achieve maximum power, race-proven performance, and the aggressive sound your sports car deserves—without compromising on emissions or reliability.
