/ ECU Engine Remap
CLS500 CLS550 4.7 BiTurbo ECU Remap

CLS500 CLS550 4.7 BiTurbo ECU Remap

Regular price
£809.10 £970.92
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Product Spec
Part Number: ECU-500-4.7BT-C218

Our ECU tune for the 500 / 550 4.7 BiTurbo (M278 Engine) offers performance gains of up to 530bhp and 822NM torque depending on vehicle model/ chassis type.

The power delivery is smoother and the removal of speed limiter is included in our upgrade (where applicable).

Petrol vehicles will benefit significantly:

More power
Greater Torque
Enhanced, sharper throttle response
Smoother, more progressive delivery of power
Reliable and safe
Removal of speed limiter included in upgrade (where applicable)

Customers based abroad can send in their ECU's to us for upgrading. The upgrade process takes 1 to 2 days and the ECU is returned on a DHL Express Service for å£49.50 in addition to the price of our ECU Remap.

In order to make a booking or send in your to ECU to us:
Email: sales@cksperformance.com
Telephone: 0044 (0)1923 897007

* All listed performance figures are approximate. Figures may vary due to aerodynamic components, axle and vehicle weights together with the condition of the engine.

We would recommend Sport Air Filters are also added for an improvement in the engine's breathing.

For customers who want further performance and sound, we offer our turbo downpipes and catalyst removal. Please refer to our Tuning & Exhausts to view this superb upgrade.

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Next Day Delivery

On orders to UK Mainland destinations*

14 Days Return

Returns within 14 days for an exchange or refund.