Milltek Sport OPF/GPF-Back Exhaust System with Valved Rear Silencer Bypass & GT-115 Cerakote Black Tips for BMW 8 Series M8 & M8 Competition (F91/F92) 4.4L V8 Twin Turbo 2020+ Coupe & Cabrio OPF/GPF Cars Only

PPF-back performance rear system with valve-controlled silencer bypass and GT-115 ceramic black tailpipes for BMW M8 F91 F92

Unlock the V8 character your M8 deserves with this UK-crafted rear section upgrade from a leading British exhaust specialist. Designed specifically for petrol particulate filter cars, this PPF-back system introduces a deeper, sharper soundtrack, improved gas flow and a stealthy look thanks to GT-115 ceramic-coated black tips. Perfect for BMW 8 Series M8 and M8 Competition owners seeking a premium, switchable exhaust experience without compromising day-to-day refinement.

Highlights

• Valve-controlled rear section with silencer bypass for an aggressive tone when you want it and refined cruising when you do not
• GT-115 twin-wall ceramic black tailpipes for a discreet, OEM plus finish
• Hand finished in the UK using high-grade T304 stainless steel for long-term durability
• CNC mandrel-formed pipework and optimised tube diameters for freer breathing and crisper throttle response
• Acoustically developed to deliver a rich note with minimal cabin boom at motorway speeds
• Direct replacement that uses factory mounting points for a clean, precise fit

Compatible vehicles

• BMW M8 F92 Coupé 4.4-litre twin-turbo V8, 2020 onwards, petrol particulate filter cars only
• BMW M8 F91 Convertible 4.4-litre twin-turbo V8, 2020 onwards, petrol particulate filter cars only
• BMW M8 Competition F91 and F92 4.4-litre twin-turbo V8, 2020 onwards, petrol particulate filter cars only

Built to perform and last

Constructed from corrosion-resistant T304 stainless and finished by skilled fabricators in the UK, this system resists discolouration and the elements while maintaining a factory-quality fit. The free-flowing design enhances exhaust scavenging to help the 4.4-litre bi-turbo engine breathe more easily, delivering a more engaging drive and an unmistakable tone without unwanted drone.

What you will notice

• Richer, sportier soundtrack with a pronounced bark under load
• Refined, comfortable cruising with valves shut
• Stealth look from GT-115 ceramic black tailpipes that complements the M8’s styling

Tried and trusted

We have supplied and installed numerous systems of this type on BMW M cars and customer feedback is consistently positive. Owners praise the quality of the welds and materials, the tasteful yet purposeful sound, and the premium finish of the GT-115 black tips.

Professional fitting

Have it fitted by specialists. MJ Modifications offers installation in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Search terms customers use

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Note: for petrol particulate filter equipped vehicles only.