Siemens MS4x Tune
$270.00Price
Siemens MS41, MS42, MS43, MS45 ECU OTS Tune
Suitable for:
- E36 E46 330i 328i 325i 320i / E39 523i 528i 530i / E53 X5 M54B30
- SINGLE and DOUBLE VANOS engine
Power Increase up to:
- 241 HP 315 Nm for M54B30
- 201HP and 260 Nm for M54B25 engine
Return Policy
Tunes service is non-refundable
no returns accepted
Features
⦁ Improved engine dynamics
⦁ Speed limit removed
⦁ Increased RPM limit
⦁ Better throttle response
⦁ Ignition timing adjusted
⦁ Fuel maps adjusted⦁ VANOS maps adjusted