Remus Valved Axle-Back Exhaust Rear Silencer/Backbox, Quad 102mm Chrome Tips, Stainless, OE Valve Control, OPF/GPF Compatible - BMW M5 F90 (2018+) 5 Series S63 V8 xDrive Performance Muffler Upgrade

Remus Axle-Back Backbox with Valve Control and Quad 102 mm Chrome Tips for BMW F90 M5

Transform the soundtrack and presence of your BMW M5 with this premium Remus performance rear section. Engineered for cars equipped with a petrol particulate filter, this valved sports exhaust retains factory-operated flap control for everyday civility and wide-open volume when you want it. Expect a deep, ferocious motorsport tone, cleaner flow and a standout look thanks to the polished chrome quad outlets.

We have installed this system in-house and our customers love the build quality, the precise fit and the addictive sound. Handmade in Austria from full stainless steel with a shot-blasted finish, it is built to last and deliver.

Why choose this Remus performance rear section

• Valve-controlled sound – integrates with your car’s factory electronics for seamless operation
• Ferocious, race-inspired acoustics under load with refined manners at cruise
• Reduced backpressure for improved responsiveness and power potential
• Lightweight construction and precise fit on OEM mounting points
• Shot-blasted, corrosion-resistant 100% stainless steel
• Quad 102 mm angled, slash-cut polished chrome tailpipes for a bold OEM+ look
• Handcrafted in Austria by Remus

Fitment and compatibility

Designed for BMW F90 M5 saloon models from 2018 onwards with the S63 twin-turbo V8. Compatible with vehicles fitted with a GPF or OPF.

Important: Only for vehicles with GPF.

Technical details

• Main tube diameter: 84 mm
• Tailpipe size: 102 mm x 4, angled slash-cut, chrome finish
• Valve actuation: uses the car’s original valve motors and control
• Material: full stainless steel, shot-blasted surface

Search-friendly highlights

BMW M5 F90 exhaust upgrade, M5 F90 axle-back, performance backbox, valved muffler, quad tip sports exhaust, OPF GPF compatible, S63 exhaust, xDrive saloon exhaust, 102mm chrome tips, stainless steel performance exhaust, Remus sport system, BMW M5 sound upgrade, F90 M5 rear section.

Part number

089618 0500LR+0446 70SG

Professional installation

We recommend professional fitting for best results. Book installation with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Upgrade your F90 M5 with a genuine Remus performance rear section and enjoy a richer soundtrack, sharper response and head-turning aesthetics every time you drive.