AG Chiptuning

Professional ECU Remapping in Essex UK

About Us

Unleash your cars true potential!

At AG Chiptuning we take pride in all our work, whether it be our Performance software or on of our many other services. Every job is treated with the same enthusiasm and attention to detail, making sure your experience with us is a great one!

We can unlock your vehicles full potential

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At AG Chiptuning we're serious about our objective to offer the very best remaps, service and customer satisfaction in the market.  We only use Genuine equipment from leading manufacturers and provide custom remaps built on the back of experience tuning thousands of cars, vans & motorhomes.  

IMI Awarded Technicians

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All the members of our team are fully qualified technicians who have been awarded numerous certificates by The Institute of the Motor Industry (IMI) & have years of experience within the motor industry. It’s safe to say your vehicle will be in good hands.

Some of the vehicles we Remap

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Our Services

OBD ECU Remapping

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Thanks to our Genuine tools we are able to remap a wide range of vehicles via the OBD port including all the latest BMW, Audi, VW & Mercedes!

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Tricore ECU Remapping

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If your ECU is Tricore protected we can safely remove and open it to allow tuning by us.

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OBD Mileage Correction

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Fitted a new or second hand instrument cluster? Is your vehicles odometer reading the wrong figure? We can correct the mileage via the OBD port! 

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Vehicle Diagnostics

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We have a full range of dealer level diagnostic equipment meaning we can work on and efficiently diagnose faults from nearly all vehicle makes & models.


We also offer smoke leak testing to diagnose & trace boost/vacuum leaks as well as VCDS coding & much more.

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BMW Gearbox Remapping

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Want 50% faster shift times, instant paddle response times & maximum torque? Then our BMW TCU tuning is for you. Couple it with one of our Performance Remaps & turn your car into the true "Ultimate Driving Machine!"

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DPF Cleaning

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If your having DPF issues and don't want to delete it due to the new emission laws then we can efficiently clean and regenerate your DPF at our workshop using our specialist equipment & diagnostic tools. 

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Our recent work

Want to know more?

For more information on our Remapping, Diagnostic & workshop services please contact us today!

AG Chiptuning

CM3 1PU, Chelmsford, Essex, England, United Kingdom

Opening Hours

Saturday: 10am - 5pm

Sunday: By appointment only

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