BMW F22 M235i Switchable Sports System by Milltek Sport

Transform the character of your 2 Series coupe with Milltek’s ValveSonic Plus switchable valve cat-back system. Crafted in Britain from premium T304 stainless steel and finished to an exceptional standard, this UK-built upgrade delivers a sharper soundtrack, improved gas flow and day-to-day refinement for the F22 M235i Coupe from 2014 onwards.

If you are hunting for a cat-back with active valves, a switchable sports system, or a stainless performance system for the M235i coupe, this setup hits the sweet spot. It combines precise fitment with a crisp, motorsport-inspired tone that stays civilised on the motorway and comes alive when you want it to.

Key benefits

• Switchable valve technology for quiet cruising and an engaging, sporty note on demand
• T304 anti-magnetic stainless steel for long-term durability and corrosion resistance
• Mandrel-bent tubing for smoother gas flow and response
• Optimised bore sizing for performance without losing mid-range punch
• Refined calibration with no unwanted cabin boom or drone
• Designed, developed and hand finished in the UK

Built for the F22 M235i Coupe

Engineered specifically for the 2014 onward BMW F22 M235i two-door. The precise jig-built construction ensures factory-like fitment and an easy install for a clean, OEM-plus result.

Real-world results

We have fitted this Milltek ValveSonic Plus system to customer M235i builds and the feedback is consistently positive. Owners love the quality of the materials, the perfect alignment, and the confident, sporty sound with none of the tiring resonance you get from lesser systems.

Professional fitting

Want it installed properly first time? Book expert fitting with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a tailored quote and availability.

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