Akrapovic Slip-On Line Titanium Exhaust for BMW M135i F40
Transform your BMW M135i F40 with the Akrapovic Slip-On Line Titanium exhaust. This premium performance exhaust is engineered from high-grade titanium and finished with stunning carbon fibre tailpipes for a lightweight, motorsport-inspired upgrade. It delivers a richer, higher-frequency exhaust note under load and gear changes, with a deep tone that enhances the B48 engine character and no interior drone. If you are searching for an M135i F40 titanium exhaust, Akrapovic M135i exhaust, BMW M135i xDrive performance exhaust, or carbon fibre exhaust tips for M135i, this is the definitive choice.
Why choose the Akrapovic Slip-On for your M135i F40
- High-grade titanium construction for significant weight saving over stock
- Eye-catching carbon fibre tailpipes that elevate the rear look
- Valve-controlled sound with an in-house cast valve housing for precision and durability
- Deep, sporty tone with a richer and higher-frequency character under acceleration, no uncomfortable drone
- Specially engineered Y-split reduces flow disturbance from the OPF and maintains optimal pulse distribution
- Optimised gas flow for proven performance gains across the rev range
Proven performance
Thanks to its optimised design and lightweight titanium construction, the Akrapovic Slip-On Line delivers measurable improvements:
- Power increase of up to 3.3 kW at 5350 rpm
- Torque increase of up to 5.9 Nm at 5300 rpm
The optimised flow path also opens further tuning headroom, which can be enhanced when paired with the optional Evolution Link Pipe Set SS for an additional performance upgrade.
Fitment and approvals
- Designed for BMW M135i xDrive F40
- ECE type approved for vehicles equipped with a gasoline particulate filter GPF or OPF
- System requires cutting of the stock exhaust during installation please consult the instructions before starting
Real-world satisfaction
We run this system on customer cars and it is consistently praised for its premium build quality, lighter weight, refined daily manners, and addictive sound. If you want the best BMW M135i F40 exhaust upgrade in titanium with carbon fibre tips, Akrapovic sets the benchmark.
Professional fitting available
We recommend professional installation. Nforcd offers expert fitting at our Warwickshire workshop. Request a fitting quote at Sales@nforcd.com.
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Order now to unlock a sharper sound, lighter weight, and enhanced performance from your BMW M135i F40 with the Akrapovic Slip-On Line Titanium.


