-20%
RaceChip RS - Mercedes-Benz S-Class (W221) (from 2005) S 250 CDI (204 HP/ 150 kW)
RaceChip RS - Mercedes-Benz S-Class (W221) (from 2005) S 250 CDI (204 HP/ 150 kW)
RaceChip RS - Mercedes-Benz S-Class (W221) (from 2005) S 250 CDI (204 HP/ 150 kW)
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RaceChip RS - Mercedes-Benz S-Class (W221) (from 2005) S 250 CDI (204 HP/ 150 kW)

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SKU: 9869-12
Manufacturer: Mercedes-Benz
Model: S-Class (W221)
Engine: S 250 CDI (204 HP/ 150 kW)
Product Type: RS
Power Gain: +35 HP
Torque Gain: +58 Nm
Fuel Economy: Up to +20%
Was: £199.00
Now: £159.20
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Product Details  

Performance tuning for your MB S-Class (W221) S 250 CDI

The RaceChip RS is our mid-range performance chip, offering significant power gains with wire-free installation. Advanced tuning maps optimised for your specific engine.

Performance Gains

Power Increase:+35 HP
Torque Increase:+58 Nm
Fuel Efficiency:Up to +20%

After Tuning

Total Power:239 HP (up from 204 HP)
Total Torque:558 Nm (up from 500 Nm)

Features

  • Significant power and torque gains
  • Engine-specific tuning maps
  • Wire-free installation
  • Maintains manufacturer safety limits
  • 2-year product warranty

Vehicle Compatibility

Vehicle:MB S-Class (W221) S 250 CDI
Engine:S 250 CDI (204 HP/ 150 kW)
Stock Power:204 HP / 150 kW
Stock Torque:500 Nm

Why Choose RaceChip?

  • World's leading chip tuning manufacturer
  • Over 2 million satisfied customers
  • German engineering excellence
  • Engine warranty protection available
  • 30-day money-back guarantee

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