Milltek Cat-Back Exhaust for BMW 4 Series F32 428i Coupe (N20, Manual) 2014–2020 – 435i-Style Dual Exit, Non-Resonated, Cerakote Black Tips – Requires 435i M Sport Rear Valance – SSXBM1006

Milltek Cat-Back Exhaust for BMW 4 Series F32 428i Coupe (N20, Manual) 2014–2020 – 435i-Style Dual Exit, Non-Resonated, Cerakote Black Tips – Requires 435i M Sport Rear Valance – SSXBM1006

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Milltek Cat-back Exhaust - 435i-style Dual-Outlet - Non-resonated Louder Sound - Cerakote Black Tips - BMW F32 428i N20 2014 to 2020 - SSXBM1006

Transform your BMW 4 Series with the Milltek cat-back exhaust for the F32 428i. This 435i-style dual-outlet system with Cerakote Black Tips delivers a deeper, sportier soundtrack and a sharper, more engaging drive. Non-resonated for a louder tone, it is engineered to enhance performance and style while maintaining a refined, drone-free cabin experience.

Why choose this Milltek cat-back for your BMW 428i F32

  • Designed in the UK and hand-finished by expert craftsmen for premium quality and fitment.
  • Aerospace-grade type 304 non-magnetic stainless steel throughout for outstanding longevity and corrosion resistance.
  • Mandrel-bent pipework for smooth, constant-radius bends that optimise gas flow.
  • Carefully increased bore diameters over stock to support performance without sacrificing mid-range torque.
  • Comprehensive acoustic development delivers a sporty, crisp exhaust note without NVH, drone or unwanted cabin resonance.
  • 435i-style dual-outlet conversion for a more aggressive, OEM-plus appearance.
  • Cerakote Black twin tips for a stealthy, heat-resistant, premium finish.
  • Non-resonated configuration for a louder, more engaging sound from your BMW 428i.

Confirmed fitment and notes

  • Vehicle: BMW F32 428i Coupe 2014 to 2020.
  • Engine: N20 only.
  • Transmission: Manual.
  • Tow bar: Not compatible with vehicles equipped with a tow bar.
  • Rear valance: Requires the 435i M Sport rear valance from your BMW dealer for the dual-outlet look.
  • Part number: SSXBM1006.

Quality you can hear and feel

Every Milltek cat-back exhaust is engineered for enthusiasts who want a genuine performance exhaust upgrade for the BMW 428i. The non-resonated layout brings a louder, deeper tone on throttle, yet thanks to Milltek’s acoustic tuning you still enjoy clean, drone-free cruising. Type 304 stainless steel resists discolouration and is built to last, making this the ideal long-term BMW 4 Series exhaust upgrade.

Ideal for BMW 428i exhaust upgrades

If you are searching for a BMW F32 428i cat-back exhaust, BMW 428i non-resonated exhaust, BMW 428i dual-exit exhaust, or a 435i-style exhaust conversion for the BMW 4 Series, this Milltek system with Cerakote Black Tips is the perfect choice. It brings the look and sound many BMW enthusiasts want, with proven UK engineering and premium materials.

Professional fitting

We recommend professional installation. Nforcd offers fitting at our Warwickshire workshop. Request a quote at Sales@nforcd.com.

Milltek Cat-back - 435i-style dual-outlet. Non-resonated louder. Cerakote Black Tips. Requires 435i M Sport rear valance - BMW F32 428i Coupe manual N20 2014 to 2020 - SSXBM1006.