Milltek Cat-back GPF/OPF Back Race Exhaust with Burnt Titanium GT-90 Trims for BMW M4 F82 F83 and M4 Competition 2019 to 2020
Unlock the sound, style and performance your BMW M4 deserves with the Milltek Sport GPF/OPF Back Race exhaust, finished with striking Burnt Titanium GT-90 trims. Crafted in the UK from aerospace-grade type 304 stainless steel, this cat-back style OPF-back system is engineered for the F82 M4 Coupe, F83 M4 Convertible and M4 Competition models equipped with OPF/GPF, model years 2019 to 2020. Part Number: SSXBM1120.
Why choose Milltek for your BMW M4
- Made in the UK from premium type 304 non-magnetic stainless steel for exceptional durability and corrosion resistance.
- Mandrel-bent tubing for constant diameter and optimised gasflow, helping performance without sacrificing mid-range torque.
- Comprehensive acoustic development delivers a crisp, motorsport-inspired race tone with controlled cabin character, avoiding unwanted drone and resonance.
- Eye-catching Burnt Titanium GT-90 quad tips that perfectly complement the M4’s aggressive rear end.
- Application-specific fitment for OPF/GPF-equipped F82 and F83 M4 platforms.
How it transforms your M4
This Milltek Race system lets the S55 twin-turbo straight-six breathe and sound the way enthusiasts expect. You get a deeper idle, stronger mid-range presence and a sharper top-end note when you press on, all while retaining day-to-day refinement thanks to Milltek’s extensive acoustic tuning.
Compatibility
- BMW M4 F82 Coupe OPF/GPF 2019 to 2020
- BMW M4 F83 Convertible OPF/GPF 2019 to 2020
- BMW M4 Competition OPF/GPF 2019 to 2020
- OPF/GPF models only. Not suitable for earlier non-OPF cars.
Our experience
We have fitted this Milltek system on customer F82 and F83 cars and the feedback has been consistently positive. Owners love the richer, sportier exhaust note and the premium finish of the Burnt Titanium GT-90 trims. It is a popular upgrade for drivers wanting a genuine UK-made performance exhaust that looks and sounds special.
Fitting and support
Professional installation available at Nforcd in Warwickshire. To request a fitting quote or expert advice, email Sales@nforcd.com.
Key details
- Brand: Milltek Sport
- System type: GPF/OPF Back Race Exhaust – cat-back style section after the OPF/GPF
- Tip style: Burnt Titanium GT-90
- Material: Type 304 stainless steel
- Part Number: SSXBM1120
Search-friendly terms
BMW M4 exhaust, BMW M4 cat back, M4 F82 exhaust, M4 F83 exhaust, M4 Competition exhaust, OPF back exhaust, GPF back exhaust, Milltek M4, Milltek Race exhaust, Burnt Titanium GT-90 tips, GT90 tips, BMW M4 performance exhaust, BMW M4 2019 exhaust, BMW M4 2020 exhaust, SSXBM1120.