Remus Non-Resonated Valved Cat-Back Exhaust System for BMW M5 F90 (2018+) | 4x102mm Quad Tips | Stainless Steel | EEC Approved | No GPF/OPF

Remus straight-through valve-controlled sports system for BMW M5 F90 2018 onwards

Unlock the full character of your twin-turbo V8 with this Austrian-made Remus performance exhaust upgrade. This non-resonated, flap-controlled rear system serves up a deeper, richer soundtrack, sharper throttle response and precision fitment, all while retaining the factory electronic valve functionality for comfort when cruising and aggression on demand. Built from shot-blasted stainless steel with quad 102 mm tailpipes, it is the go-to choice for M5 owners seeking a serious sound and OEM-level integration.

Why M5 drivers choose this Remus system

• Valve-controlled sound management using the original BMW actuator set-up
• Straight-through non-resonated design for a harder-hitting tone without unnecessary drone
• Reduced back pressure for improved response and enhanced driving feel
• Shot-blasted stainless construction for durability and a premium finish
• Precisely engineered in Austria with direct-fit accuracy
• EEC homologated for road use where applicable

What’s included

Left and right sections with integrated valves compatible with OE electronics, plus 4 tailpipes 102 mm diameter.

Tailpipe choices

• 4 x 102 mm angled, straight cut, chrome finish
• 4 x 102 mm angled carbon sleeves with titanium inner

Compatibility

• BMW 5 Series M5 F90
• Model year: 2018 onwards
• Power: 441 kW
• For cars without OPF or GPF only

Real-world results

We run this system on customer M5 builds and it delivers every time. In comfort modes the valves keep things refined; open it up and the V8 comes alive with a motorsport-inspired note. Fit, finish and reliability are exactly what you expect from Remus.

Installation

Direct replacement for the original system. Professional fitting recommended for perfect alignment and valve calibration.

Want it installed by specialists? Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

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Note: Suitable only for vehicles without particulate filters OPF or GPF.