Precision Tuning and Professional Detailing

Enhance Your Vehicle's Performance

At Mercia Performance Tuning, we specialize in car tuning and diagnostic service. We also offer  several other specialised services to keep your car running at its best.

If you're looking for expert vehicle tuning and remapping services in Leicester, there's one name that stands out—Mercia Performance. Known for their deep expertise, honest pricing, and outstanding customer service, Mercia Performance has become the go-to destination for drivers across Leicester and Leicestershire who want to get the very best from their vehicles.

Your Trusted Automotive Experts

We are dedicated to providing top-notch  tuning services.
Our team has extensive experience and knowledge in automotive diagnostics.
Our detailing services ensure your vehicle looks as good as new.

What we do.

At Mercia performance tuning and remaps we use the Alientech KESS3 which is the latest ECU tuning tool from Alientech that replaces both the KESSv2 and K-TAG. The Alientech KESS3 allows us to remap in a faster, easier way than ever before, with the ability to use both OBD or Bench Tuning methods from the same device and ensures top-notch performance and efficiency. 
  • Performance Tuning
  • Economy Tuning
  • Gearbox Tuning
  • Stages 1, 2 and 3 Remaps
  • ECU remapping
  • Diesel economy and Performance Remaps
  • Trouble Code Diagnostics
  • Dyno Drive ( live on road dyno printout)
  • Commercial Vehicles
  • Motorhomes
  • Personal Tuning Devices
  • DTC Solutions
  • Motorsport & Track Tuning

SERVICES

Check your vehicles Possible Gains here . PRESS THE BUTTON BELOW

Areas Covered

  • Discounts if you come to us.
  • Please contact us for mobile service.
  • Covering Leicestershire, Warwickshire, Northamptonshire, Coventry.

Gallery

Why Choose Mercia Performance in Leicester?

 

✅ Trusted Local Experts

Located conveniently in Leicester, Mercia Performance proudly serves customers across the East Midlands. From Loughborough to Hinckley, and from Melton Mowbray to Market Harborough, vehicle owners trust Mercia for dependable and high-quality remapping solutions.

We also cover the Rugby,Coventry and Leamington Areas .

✅ Affordable Prices

Tuning your vehicle shouldn’t break the bank. Mercia Performance offers some of the most competitive remapping prices in Leicester, with no compromise on quality or service.

✅ First-Class Customer Care

Customer satisfaction is at the heart of everything Mercia does. The team is friendly, transparent, and always ready to explain the tuning process in simple terms—no jargon, just results.

 

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Our Expertise at a Glance

Explore the key features and services we offer:
From performance tuning to meticulous detailing, we have you covered.

Car Tuning Suppport

Optimizing your vehicle's performance through expert tuning and diagnostics.

Family Run Business
 

Expert Vehicle Tuning 

using the best Tools and software Mark , Kenzie and our support staff will make sure you are well looked after , come and see us for a cuppa and some cake if your lucky .

why not have a Remap and A Detail at the same time for an extra discount .

Expert Detailing

Professional cleaning and detailing services to maintain your vehicle's appearance.

 

We are open 7 Days a week by appointment TEL 07773694570 . 

most Maps can be completed within 60 minutes .

We are offering 20% off a full detail if booked at the same time as a remap . 

So it will drive better look better and you will feel better .

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