Remus Axle Back Exhaust – BMW Z4 M40i


Remus Axle Back Exhaust – BMW Z4 M40i

Axle-back-system for BMW Z4 M40i, Type G29, Roadster
consisting of sport exhaust centered for L/R system with two integrated valves and one selectable tail pipe set.

The system includes an additional original BMW actuator and a Y-cable for connecting both actuators with the onboard electronics of the vehicle. The activation of the valves is carried out using the vehicle onboard electronics.

Tube diameter:
Original tube Ø 65 mm
REMUS tube Ø 70 mm

ATTENTION The original exhaust must be cut! No rear skirt modifications required!


  • High grade material
  • Performance and torque increase
  • Sporty, sonorous sound
  • Weight-optimized
  • (EEC-) approval

Additional information

Weight 15 kg



Make Model Year Engine
Make Model Year Engine
BMW Z4 2018 - Present 3.0T (B58)