Bmw X3M X4M Exclusive 4 inch Performance Valved CatBack Exhaust System - 2020+ LCI MODELS

See our social media Instagram @FJMOTORWERKES for sound clips, product images, fitted examples and the type of vehicles we work on. UK BASED.

Introducing our Exclusive 4” Catback System featuring a Heat shielded single length midpipe and extended exhaust brace for enhanced rigidity and durability under high performance use.

Features and Benefits

• Performance Enhancements: Designed with minimal restriction and no unnecessary secondary components to unlock your vehicle’s maximum potential while delivering a deeper, sharper and more aggressive exhaust tone.
• Extended Exhaust Brace: Provides additional structural support, improved stability and long-term durability, especially suited for high power builds.
• Customisable Options: Resonators can be added upon request to tailor sound levels to your preference.
• Warranty & Quality: All systems come with warranty, reflecting our commitment to premium craftsmanship and customer satisfaction.

Bolt-on design – seamless fitment.

Our systems retain your original BMW valve motors, allowing the exhaust flaps to function just like OEM, however should you want our aftermarket remote valve kit we can offer this at no extra charge.

For more of our work, follow us on Instagram @FJMOTORWERKES or visit www.fjmotorwerkes.net for pricing, available options and fitting services if required.

Fitment:

UK & EUROPE VARIANTS ONLY

BMW X3M & COMP LCI ONLY

BMW X4M & COMP LCI ONLY

(S58 Engines)

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What’s included:

Midpipe, rear muffler, exhaust tips (where shown), extended exhaust brace, and all required clamps and bolts for installation. Precision fit guaranteed.

Most of our exhaust systems are handmade to order and are typically completed and dispatched within 10–25 days. For build time confirmation, please contact us directly.

Please note images may vary. Our systems are built to your requirements. Once your order is paid and received, our team will contact you within 48 hours for an exhaust consultation. This is not a sales call, as all fees are already fulfilled. During the call, we will discuss exhaust tip styles, valve configurations, resonator options and any other specifications. Consultations are provided after purchase only.

We supply exhaust systems for most BMW performance models. If you do not see your vehicle listed, please send us an enquiry.