Remus Valved Cat-Back Exhaust for BMW X4M / X4 M F98 Competition (2019+) - S58 3.0 Twin Turbo - Quad 84mm Carbon Fibre Tips, Titanium Inners - Stainless Steel Performance Sports Exhaust, Back Box / Rear Silencer Upgrade, OE Valve Control, OPF/GPF-Back

BMW X4M F98 Competition sports exhaust upgrade - quad carbon fibre 84 mm tips

Transform the sound and feel of your BMW X4M Competition with this premium Austrian-made performance exhaust. Designed specifically for the high-output S58 3.0 turbo engine, this valved system delivers a deep, motorsport-inspired tone with the flaps open and refined road manners when closed. Expect freer breathing, reduced back-pressure and a noticeable improvement in response, all wrapped up in a lightweight stainless steel construction with an immaculate shot-blasted finish.

The active valves integrate seamlessly with the factory controls, so you keep full OE functionality through your existing drive modes. The quad angle-cut carbon fibre tailpipes with titanium internals complete the look with an aggressive, OEM-plus finish that suits the X4M perfectly.

Why choose this X4M Competition exhaust

• Aggressive racing soundtrack when valves are open - sophisticated tone when closed
• Direct-fit, vehicle-specific system for BMW X4M F98 Competition 2019 onwards
• 84 mm angled carbon fibre tips with titanium inner sections for a premium finish
• 100 percent stainless steel construction - shot-blasted surface for durability
• Lower back-pressure for improved performance and throttle response
• Lightweight design compared with the stock rear section
• Handmade in Austria - precision crafted for perfect alignment and fit
• Keeps factory valve control - no extra switches or remotes needed

Fitment

• Model: BMW X4M F98 Competition
• Engine: S58B30A 3.0 twin turbo - 373 kW
• Year: 2019 onwards

Important information

This system removes the GPF-OPF. It may trigger an engine management light and will require the appropriate calibration-coding to disable GPF-related diagnostics. Check local regulations before road use.

Part number

086219 1000 + 086219 6000 + 086219 1500 + 0046 83CTS

Installation and support

Professional fitting recommended. For installation by specialists, contact MJ Modifications in Warwickshire for a quote: info@mjmodifications.co.uk.

What enthusiasts love

Customers praise the powerfully authentic tone, the quality of the carbon tailpipes, and the flawless integration with the original valve control. We have used this setup on X4M builds and the result is a sharper, more engaging drive with a brilliant soundtrack.

Common search terms

BMW X4M Competition exhaust, F98 performance exhaust system, active valved exhaust X4M, quad carbon tailpipe upgrade 84 mm, stainless steel sports exhaust, OPF delete system X4M, GPF back system, S58 exhaust upgrade, BMW X4M rear silencer, performance back box X4M, titanium carbon tips, plug and play valved system.