Remus Valved Rear Silencer Axle-Back Exhaust Left/Right for BMW M3 F80 2015+ (331 kW, LCI) Quad 98mm Tips EEC Approved Stainless Steel Non-GPF

Remus Valved Axle Back Back Box for BMW M3 F80 Saloon 2015+ LCI Compatible | Quad 98 mm Outlets | ECE Certified | Stainless | Non-OPF

Give your S55-powered M3 the soundtrack it deserves with this premium Remus axle back assembly. This left and right rear section uses the factory electronic flap motors for seamless drive mode integration, delivering a refined tone on the commute and a fierce, motorsport-inspired note when you want more drama. Crafted from high grade stainless steel and finished to an exceptional standard in Austria, this ECE approved rear section is a direct, bolt-on upgrade for F80 models without a particulate filter.

Why this Remus upgrade stands out

• Valved rear section controlled by the original BMW actuators for switchable sound on demand
• Optimised internal flow paths for reduced back pressure and enhanced response
• Durable stainless construction with precision welds and a shot-blasted finish for a long service life
• Designed specifically for the F80 platform for OE-level fit and alignment
• ECE approved for road use in the UK and Europe
• Hand built in Austria by Remus, a leading European exhaust manufacturer

Tailpipe choices | Quad 98 mm

• 98 mm straight-cut with carbon insert
• 98 mm straight-cut Black Chrome with carbon insert

Fitment

• Vehicle: BMW M3 F80 Saloon, including LCI facelift
• Engine: S55 twin-turbo
• Power rating: 331 kW
• Years: 2015, 2016, 2017, 2018
• Valve operation: uses OE valve control system
• Compatibility: for cars without OPF/GPF only

What to expect

With valves closed you retain comfort and civility for daily driving. Open the flaps and the quad exits deliver a deeper, sharper tone with authentic M character from start-up to redline. Customers consistently praise the fit, finish and rich sound quality. We have installed and used this system ourselves at MJ Modifications and it has proven faultless in both performance and build.

Professional installation

We recommend expert fitting for best results. MJ Modifications, based in Warwickshire, can supply and install this Remus rear section. For a fitting quote or availability, email info@mjmodifications.co.uk.

Search-friendly terms

BMW M3 F80 performance back box, F80 M3 axle back system, BMW M3 quad exit exhaust tips 98 mm, M3 F80 sport muffler valved, BMW M3 LCI facelift exhaust upgrade, S55 valved exhaust rear section, Remus BMW M3 rear section ECE, road legal exhaust M3 saloon, stainless steel M3 F80 rear box, carbon tip quad exhaust M3, black chrome tips M3 F80, non GPF non OPF M3 exhaust, OE valve actuator exhaust M3, plug and play rear section BMW M3, Austrian made Remus M3 system, BMW performance exhaust alternative M3 F80, BMW M3 F80 rear box upgrade, BMW M3 2015 2016 2017 2018 exhaust, F80 quad tailpipe system, BMW M3 sport sound valved flaps.