Remus Cat Back Exhaust – BMW M135i (F40)



Remus Cat Back Exhaust – BMW M135i (F40)

 Cat-back-system: for BMW M135i M Performance F40 xDrive 5 door, Type F1H (with GPF).
consisting of a sport exhaust centered, connection tube for mounting, non-resonated RACING cat-back-section (GPF replacement section) and one of five tail pipe sets.

Tube diameter:
Original tube Ø 70 mm
REMUS tube Ø 70 mm

ATTENTION No vehicle modifications required! The activation of the valve is carried out using the original actuator via the vehicle onboard electronics.

The use of racing products and products which do not have EC approval is generally not permitted on public roads. When installing REMUS axle-back and cat-back or catalyst delete tubes on vehicles which are used for closed road driving, it is advisable to tune the ECU for a maximum gain in performance and to ensure that the CEL does not come on.


  • Aggressive racing sound
  • Shot blasted surface, 100% stainless steel
  • Performance increase, low back pressure
  • Light weight construction
  • Perfect shape and fitment
  • Handmade in Austria
  • 24 months warranty

Stock Exhaust

Remus Axle Back

Additional information

Weight 15 kg
Make Model Year Engine
Make Model Year Engine
BMW 1 Series F4X Series (2019 - Present) M135i (B48)