Milltek Sport Cat-Back Exhaust for BMW M140i F20/F21 LCI (2015-on) - Race Non-Resonated, Carbon Jet 90mm Tips - 3 & 5 Door - T304 Stainless, UK Made

Milltek Sport Cat-Back Exhaust for BMW M140i F20/F21 LCI (2015-on) - Race Non-Resonated, Carbon Jet 90mm Tips - 3 & 5 Door - T304 Stainless, UK Made

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Milltek Cat-back Race Non-Resonated with Carbon Jet 90 Trims for BMW M140i F20 F21 LCI 2015-on

Transform your BMW M140i with the ultimate UK-made performance exhaust. This Milltek Sport cat-back exhaust system is the Race Non-Resonated variant with stunning Carbon Jet 90 mm tips, designed specifically for the BMW M140i 3 Door and 5 Door F20 and F21 LCI 2015-on. If you are searching for M140i exhaust, BMW M140i cat back, M140i Milltek, M140i non resonated, F20 F21 LCI exhaust, or Carbon Jet 90 tips, this is the premium, bolt-on solution that delivers aggressive sound, exceptional build quality and proven performance.

Every Milltek system is designed, developed and hand-finished in the UK by time-served craftsmen and produced from aerospace grade type 304 non-magnetic stainless steel. This superior T304 material resists discolouration and corrosion and is used throughout the entire construction of the pipework, silencers and associated hardware. Mandrel bending ensures constant-radius bends for optimised gas flow, while carefully enlarged bore diameters over stock unlock performance without sacrificing mid-range torque. The result is a crisp, motorsport-inspired tone without unwanted NVH, drone or cabin resonance.

Why choose this Milltek M140i cat-back

  • Race Non-Resonated for a louder, more aggressive M140i exhaust note
  • Carbon Jet 90 mm twin tips for a premium carbon fibre finish and OEM-plus look
  • Direct-fit cat-back system for BMW M140i F20 F21 LCI 2015-on 3 Door and 5 Door
  • Hand-crafted in the UK from T304 stainless steel for durability and long life
  • Mandrel-bent tubing for smooth, high-flow performance and sharper throttle response
  • Engineered tone that is sporty and crisp without intrusive drone

Fitment and compatibility

Compatible with BMW M140i F20 and F21 LCI 3 Door and 5 Door models from 2015-on. Designed as a direct replacement cat-back exhaust that utilises factory mounting points for straightforward installation.

What you get

  • Milltek Sport cat-back exhaust system - Race Non-Resonated configuration
  • Twin Carbon Jet 90 mm tailpipe trims
  • All required hardware as supplied by Milltek for fitment to the M140i F20 F21 LCI

Sound and performance

Expect a deeper idle, a sharper, more engaging exhaust note under load and that unmistakable Milltek character on the overrun. The freer-flowing, mandrel-bent T304 construction helps the B58-powered M140i breathe more efficiently for a responsive feel, all while maintaining day-to-day drivability.

Trusted by enthusiasts

We run and recommend this Milltek M140i exhaust on our own cars and customer builds. Feedback has been consistently positive for sound quality, fitment and finish. It looks right, fits right and sounds exactly how an M140i should.

Professional installation

Want it fitted by specialists who know BMW M140i F20 F21 inside out? Book professional installation with Nforcd in Warwickshire. Request a fitting quote at Sales@nforcd.com.

Key features at a glance

  • Milltek Sport BMW M140i cat-back exhaust
  • Race Non-Resonated system for maximum soundtrack
  • Carbon Jet 90 mm tips for a premium carbon finish
  • T304 stainless steel, mandrel-bent, UK made
  • Direct bolt-on fitment for M140i F20 F21 LCI 2015-on
  • Performance exhaust upgrade for BMW M140i F20 F21

SEO and search friendly terms

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Order with confidence from Nforcd. For expert advice or to arrange fitting in Warwickshire, email Sales@nforcd.com.