Milltek Cat-back Exhaust, OE-style twin-outlet, Resonated (quieter), Cerakote Black tips for BMW 4 Series F32 428i Coupe N20, Manual only, 2014 to 2020 — Part No. SSXBM1001
Unlock the best sound and a premium look for your BMW 4 Series F32 428i with this Milltek Sport cat-back exhaust. Engineered and hand-finished in the UK, this system delivers a deeper, sportier tone with refined manners on the motorway thanks to its resonated centre section. The OE-style twin-outlet layout and Cerakote Black tips complete a stealth, factory-plus finish that suits the 428i perfectly.
Why choose this Milltek cat-back for your BMW 428i
- Made in the UK from aerospace-grade type 304 stainless steel for long-lasting durability and corrosion resistance.
- Mandrel-bent pipework for smooth, constant-radius bends and optimised gas flow.
- Resonated configuration for a quieter, drone-free drive with a crisp, sporty exhaust note when you want it.
- OE-style twin-outlet design with Cerakote Black tips for a purposeful, heat-resistant, fade-resistant finish.
- Direct replacement cat-back system designed to integrate with factory mounting points.
Real-world results you can feel and hear
Our team at Nforcd has fitted and tested Milltek systems like this on customer 428i models, and feedback has been consistently excellent. Owners love the deeper tone, the refined cabin manners, and the noticeable improvement in response that comes from Milltek’s expertly designed, free-flowing T304 stainless system. No harsh resonance, no intrusive drone, just the right balance of performance and daily comfort.
Key features at a glance
- Brand: Milltek Sport
- Product type: Cat-back exhaust system
- Configuration: OE-style twin-outlet, resonated
- Tip finish: Cerakote Black
- Material: Type 304 stainless steel, non-magnetic
- Manufactured: United Kingdom
- Part number: SSXBM1001
Fitment
- BMW 4 Series F32 428i Coupe, 2.0 Turbo N20
- Years: 2014 to 2020
- Transmission: Manual only
- Vehicle notes: Not suitable for cars with a tow bar
Professional fitting
For a perfect fit and finish, we recommend professional installation. Nforcd offers expert fitting in Warwickshire. Request a fitting quote: Sales@nforcd.com.
About Milltek build quality
Each Milltek system is designed, developed and hand-finished by experienced craftsmen in the UK. Premium T304 stainless steel is used throughout the pipework, silencers and hardware to resist discolouration and deliver near-indefinite service life. Every system undergoes acoustic development to achieve a sporty, crisp tone without intrusive cabin resonance.