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Dyno Developed Software & Unrivalled
Technical Support.

JOIN THE CELTIC TUNING NETWORK.

BECOME A DEALER
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An ECU Remap for your exotic car
can significantly improve your driving
experience.

SUPER CAR TUNING

SELECT YOUR CAR
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ECU Remapping your Turbo Diesel has
never been so easy. With improved power
and fuel economy one simple step away.

DIESEL CHIP TUNING

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Tuning your truck can improve your pulling
power and fuel economy. See how Celtic
Tuning can help you and your fleet.

TRUCK / HGV ECU REMAPPING

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Towing power is essential for any
farmer. Improve the power and
fuel economy of your tractor with
an ECU Remap.

TRACTOR ECU REMAPPING

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Great Wall ECU Remap | Great Wall Chip Tuning | Great Wall Performance | Great Wall Super Chip

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Great Wall At Celtic Tuning, we offer specialized ECU remapping and chip tuning services for diesel engines made by Great Wall. Each remap is created in-house, which allows us to provide customized software that improves performance, torque, and efficiency while ensuring great reliability.

Our Great Wall ECU remaps give you more pulling power, quicker throttle response, and smoother drivability. Many owners experience better fuel economy, making our remaps suitable for both work and daily driving.

We support the Great Wall H6 SUV and the Great Wall Steed pickup, covering the brand's most popular diesel vehicles. Whether you want lower running costs, better towing capability, or improved overall driving experience, our software offers a reliable solution.

All of our software meets high standards, so you can trust that your vehicle uses top-notch tuning technology.

For your peace of mind, we also include a mechanical breakdown warranty and a 14-day money-back guarantee.

Please select model:

H6 2014>
Steed 2013>
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Select Your Vehicle