BMW M3 E90
Etuners stage 2 tune and upgraded cat back exhaust .
Impressive gains of approx 20kw at wheels throughout the entire rev range with a big improvement torque .

Upgrade specifications

  • Stage 2 ECU remap
  • Upgraded full exhaust

Performance modifications

  • Removal of stock torque limitations.
  • Increasing the maximum speed limiter for race use.
  • Increasing the rev limiter to gain more power at high rpm.

Performance results

  • Maximum power: 246 kW (198 kw measured stock), gains 48 kW


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