Remus Non-Resonated Cat back System 2014+ For BMW 3 Series M3

Remus valved rear exhaust upgrade for BMW F80 M3 2014 onwards

Transform your F80 M3 with a premium Austrian-built rear exhaust system that unlocks a deeper, motorsport tone and sharper throttle response. This straight-through, non-resonated setup features fully integrated valves that work with your factory controllers, delivering quiet cruising when you want it and a fierce, race-bred soundtrack when you press on. Built from 100 percent stainless steel with a shot-blasted finish and engineered for precise fitment, it is the perfect performance exhaust upgrade for daily road use and spirited weekend driving.

Why enthusiasts choose this system

• Valved technology using the original electronic actuators for seamless drive mode control
• Free-flow design for reduced back pressure and improved response
• Aggressive sound under load with refined manners at light throttle
• Lightweight construction and robust durability
• Handmade in Austria with exceptional build quality
• EEC homologated for road use where applicable
• Perfect alignment and a direct fit to OE mounting points

What you get

• Left and right rear sections with integrated valve housings
• Quad 102 mm tailpipe set in your chosen finish

Tailpipe options

• 4 x 102 mm angled, straight cut, chrome
• 4 x 102 mm angled, rolled edge, chrome
• 4 x 102 mm carbon fibre outer with titanium internals

Vehicle compatibility

• Make: BMW
• Model: 3 Series M3 Saloon
• Chassis: F80
• Engine: S55 317 kW
• Years: 2014 onwards

Compatibility note: only for vehicles without GPF or OPF.

Our experience

We have fitted this system and the feedback has been outstanding. Owners love the deep tone, zero-drama valve integration and the premium finish. It looks the part, fits beautifully and sounds incredible without drone.

Installation

Professional fitting recommended. Book your installation with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a tailored quote and lead times.

Materials and finish

Constructed from high grade stainless steel with a shot-blasted surface for longevity and a purposeful, OEM-plus appearance.

Search-friendly terms

BMW M3 F80 exhaust upgrade, BMW M3 F80 valved exhaust, BMW M3 quad exit exhaust, F80 M3 performance exhaust UK, stainless sports exhaust M3, Remus exhaust BMW M3 F80, non resonated rear section, straight through back box M3, E-mark EEC approved exhaust, carbon tips M3 exhaust, chrome tips BMW M3, titanium inner tips, BMW S55 exhaust system, F80 catback alternative, BMW M3 tuning parts UK, motorsport sound exhaust, track day friendly valved system, high flow rear exhaust M3, aftermarket exhaust BMW M3 F80, plug and play valve control BMW M3.