Remus Axle-Back Exhaust Systems for BMW M240i, M340i & M440i (G42, G20, G22) – Sport & Racing Rear Silencers
4th Jun 2025
Remus BMW M340i/M440i xDrive Axle-Back System (G20/G22) - Sport Rear Silencer rms085020 1500
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Enhance the performance and sound of your BMW M340i or M440i xDrive (G20/G22) with the Remus Axle-Back Sport Rear Silencer system. Designed to deliver a more aggressive exhaust tone and improve airflow, this axle-back upgrade is perfect for enthusiasts looking to elevate their driving experience while maintaining everyday drivability.
The Remus Sport Rear Silencer offers a deep, refined exhaust note that brings out the true character of the B58 engine without introducing excessive cabin drone. Crafted with premium stainless steel and manufactured using advanced TIG welding techniques, this rear section delivers long-lasting durability, excellent fitment, and weight savings over the factory unit.
Whether you're looking to improve performance or simply want a sportier, more engaging sound, the Remus system offers a bolt-on solution with European engineering excellence.
Key Features
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Aggressive Sound Profile: Amplifies the signature B58 tone with a deeper, sportier exhaust note
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Premium Stainless Steel Construction: TIG-welded for long-lasting durability and corrosion resistance
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Weight Reduction: Lighter than OEM for improved performance and balance
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Perfect Fitment: Designed specifically for BMW G20 M340i xDrive and G22 M440i xDrive models
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Optional Tips Available: Choose from multiple exhaust tip designs and finishes to match your style
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ECE Approval (where applicable): Meets European standards for street-legal operation
Vehicle Fitment
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BMW G20 M340i xDrive Sedan – 2020–2024
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BMW G22 M440i xDrive Coupe – 2021–2024
Why Choose Remus
Remus is a global leader in high-performance exhaust systems, known for their precision German engineering and motorsport heritage. Every Remus system is developed using dyno-tested designs to ensure maximum performance gains and enhanced sound, all while maintaining OE-level fit and finish. With Remus, you get uncompromising quality, performance, and style.
Remus BMW M340i/M440i xDrive Axle-Back System (G20/G22) - Racing Rear Silencer rms085120 1500
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Enhance the sound and performance of your BMW M340i or M440i xDrive (G20/G22) with the Remus Racing Rear Silencer. This axle-back system is engineered for drivers who demand both aggressive exhaust tones and precision-engineered performance.
Crafted from high-grade stainless steel, the Remus Racing Rear Silencer features a free-flowing design that significantly reduces backpressure, allowing your engine to breathe more efficiently. The result is improved throttle response, sharper performance, and a distinctive exhaust note that delivers a more race-inspired sound experience compared to the standard sport silencer.
This system is designed to integrate seamlessly with your factory components, maintaining OEM fitment while upgrading the vehicle’s acoustic character and overall driving dynamics. It is ideal for enthusiasts seeking a more engaging and responsive exhaust setup without compromising daily drivability.
Key Features
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Precision-engineered axle-back system for BMW M340i / M440i xDrive (G20/G22)
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Racing rear silencer offers a louder, more aggressive exhaust tone
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Reduced backpressure for enhanced performance and throttle response
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High-quality stainless steel construction with TIG-welded seams
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OEM-compatible fitment for easy installation
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Designed and manufactured in Austria by Remus, a leader in performance exhaust systems
Vehicle Fitment
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BMW M340i xDrive Sedan (G20) – 2020+
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BMW M440i xDrive Coupe (G22) – 2021+
Remus BMW M240i Axle Back Exhaust System In Stainless Steel (G42 2021+) - rms085020 1500-2
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Transform the driving experience of your BMW M240i G42 (2021+) with the Remus Axle Back Exhaust System in premium stainless steel. Engineered with performance and sound in mind, this axle-back system is designed to elevate both the tone and responsiveness of your 3.0L turbocharged B58 engine.
Crafted from high-grade stainless steel, this system replaces the factory rear section, delivering a deeper, more aggressive exhaust note without compromising everyday drivability. The Remus axle back enhances flow characteristics, reducing back pressure and improving throttle response while maintaining compatibility with factory mounting points for a seamless installation.
Whether you're looking to amplify the car's sporty character or simply add a touch of motorsport style, the Remus exhaust offers a refined upgrade that balances sound, performance, and visual appeal. Tailpipe options are available separately to allow full customization to suit your aesthetic preferences.
Key Features:
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Remus axle back exhaust system specifically engineered for the BMW M240i (G42 chassis, 2021+)
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Constructed from corrosion-resistant stainless steel for long-term durability
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Delivers a sportier, more aggressive exhaust note with refined acoustics
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Optimized exhaust flow reduces back pressure for enhanced performance
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Retains full compatibility with OEM exhaust mounts and fittings
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Designed for a bolt-on installation—no cutting or welding required
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Tailpipe tip styles sold separately to match your vehicle’s look
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Manufactured in Austria by Remus, renowned for precision exhaust engineering
Fitment:
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BMW M240i G42 (2021+) – Rear-Wheel Drive
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BMW M240i xDrive G42 (2021+) – All-Wheel Drive
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Fits all G42 models equipped with the 3.0L turbocharged B58 inline-6 engine
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Direct bolt-on fit for vehicles with standard or M Sport rear bumpers
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Compatible with vehicles produced from 2021 onwards with the G42 chassis platform
Upgrade your BMW M240i with the Remus Axle Back Exhaust System in stainless steel and enjoy enhanced sound, improved flow, and unmatched Remus build quality.