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RaceChip Mercedes Benz Sl R231 (2012-2022) - Sl 63 Amg 537 HP 395 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Sl R231 (2012-2022) - Sl 63 Amg 537 HP 395 KW Tuning Box

Regular price From £199.00
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RaceChip Mercedes Benz Gls X166 (2015-2019) - Gls 63 Amg 585 HP 430 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Gls X166 (2015-2019) - Gls 63 Amg 585 HP 430 KW Tuning Box

Regular price From £199.00
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RaceChip Mercedes Benz Gle W167 From (2018) - Gle 63 Amg 571 HP 420 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Gle W167 From (2018) - Gle 63 Amg 571 HP 420 KW Tuning Box

Regular price From £399.00
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RaceChip Mercedes Benz Gle W166 (2015-2019) - Gle 63 Amg 557 HP 410 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Gle W166 (2015-2019) - Gle 63 Amg 557 HP 410 KW Tuning Box

Regular price From £199.00
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RaceChip Mercedes Benz Gle W166 (2015-2019) - Gle 43 Amg 390 HP 287 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Gle W166 (2015-2019) - Gle 43 Amg 390 HP 287 KW Tuning Box

Regular price From £199.00
Sale price Regular price
RaceChip Mercedes Benz Gle W166 (2015-2019) - Gle 43 Amg 367 HP 270 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Gle W166 (2015-2019) - Gle 43 Amg 367 HP 270 KW Tuning Box

Regular price From £199.00
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RaceChip Mercedes Benz Glc X253 (2015-2022) - Glc 63 Amg 476 HP 350 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Glc X253 (2015-2022) - Glc 63 Amg 476 HP 350 KW Tuning Box

Regular price From £399.00
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RaceChip Mercedes Benz Glc X253 (2015-2022) - Glc 43 Amg 390 HP 287 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Glc X253 (2015-2022) - Glc 43 Amg 390 HP 287 KW Tuning Box

Regular price From £199.00
Sale price Regular price
RaceChip Mercedes Benz Glc X253 (2015-2022) - Glc 43 Amg 367 HP 270 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz Glc X253 (2015-2022) - Glc 43 Amg 367 HP 270 KW Tuning Box

Regular price From £199.00
Sale price Regular price
RaceChip Mercedes Benz G Class W463 From (2018) - G 63 585 HP 430 KW Tuning Box

RaceChip

Tuning Boxes

RaceChip Mercedes Benz G Class W463 From (2018) - G 63 585 HP 430 KW Tuning Box

Regular price From £399.00
Sale price Regular price

Tuning Boxes

Unlock more power without permanent changes.

Tuning boxes are one of the quickest ways to increase power and torque from modern engines. By adjusting engine signals, they allow improved performance while maintaining everyday drivability.

At Fifty9 Performance, we supply trusted performance tuning boxes in the UK designed to increase horsepower, improve throttle response and deliver stronger acceleration.

  • Performance Tuning Boxes - increase horsepower and torque
  • Plug and Play Modules - simple installation with factory connectors
  • Improved Throttle Response - sharper engine response and acceleration
  • Vehicle Specific Tuning Boxes - designed for precise fitment

If you are looking for performance tuning boxes, tuning modules or plug and play engine tuning upgrades, explore our range and unlock more from your engine.

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Why Shop With Fity9 Performance?

A range of performance parts to match your lifestyle and needs.

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Shop with an expert, right from home

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Fast and convenient door to door delivery

Get your order delivered straight to your doorstep

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Enjoy hassle-free returns & exchanges

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