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Kleemann ECU Upgrade Tuning Box 400 V6 BiTurbo CGI E400 SL400 GL400 CLS400 ML400 GLE400

Kleemann ECU Upgrade Tuning Box 400 V6 BiTurbo CGI E400 SL400 GL400 CLS400 ML400 GLE400

Regular price
£1,069.95 £1,283.94
£1,069.95 £1,283.94
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Product Spec
Part Number: ECU-TB-276-KL-ECS-C218

The newly introduced M276 V6 400 CGI turbo engine, delivers 333 HP and 480 NM from the factory. This engine has shown to have a huge hidden power reserve.

Utilizing proprietary electronic circuitry, the K-Box elevates the power output of the 3,5 litre turbo engine to an eye watering 413 HP and 580Nm (428 lb-ft).

Installation is straight forward, requires no special tools and takes under 20 minutes.

User adjustable power trim settings allow the individual to tailor power outputs to their personal tastes.

No permanent modifications are required for installation, switching back to OE takes a matter of minutes.

  • W207 E Class Coupe/ Cabriolet E400
  • W212 E Class Saloon/ Sedan, Estate/ Wagon E400
  • R231 SL400
  • X166 GL400
  • W166 ML400 GLE400
  • C292 GLE400
  • W213 E400

Fitting is also available; kindly contact us for costs.

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Returns within 14 days for an exchange or refund.
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