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Siemens MS4x Tune

$270.00

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

Quantity

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

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