Refined Tuning Autocentre
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Services
Engine RemappingCustom ECU remapping to unlock more power, sharper response and better fuel economy, with a satisfaction guarantee.Vehicle DiagnosticsAccurate fault-finding with modern diagnostic equipment to get to the root of warning lights and running issues.DPF & EGR SolutionsDiagnosis and solutions for blocked diesel particulate filters and faulty EGR valves, keeping diesels running cleanly.Servicing & MaintenanceThorough servicing and routine maintenance using quality OEM parts to keep your vehicle safe and reliable.MOT & RepairsFrom MOT preparation and repairs to brakes, suspension, cooling and clutch work, carried out properly at a fair price.TyresQuality tyres supplied and fitted carefully at a competitive price, plus puncture help and TPMS sensor work.Air ConditioningAir conditioning recharge and regas to get cold air back, keeping you comfortable through summer and clear screens in winter.
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01494 304418Call us
Car raised on a ramp inside the Refined Tuning workshop in High Wycombe
Your local garage in High Wycombe

Car Tuning, Diagnostics & Servicing in High Wycombe

Honest, reliable vehicle tuning and maintenance with over 10 years of experience. Remapping, diagnostics, servicing, tyres and more, for all makes and models, right here in High Wycombe and across Buckinghamshire.

Call 01494 304418Get a quote
Call the workshop01494 304418
Find usFord Street, HP11 1RU
Opening hoursMon–Fri, 9am–5pm

10+

Years of experience

25+

Five-star Google reviews

All

Makes & models welcome

OEM

Quality parts used

What we do

Everything your vehicle needs, under one roof

From a quick diagnostic check to a full remap, our High Wycombe workshop covers the lot. Tap a service to find out more.

Engine Remapping & Tuning

Custom ECU remapping to unlock more power, sharper response and better fuel economy, with a satisfaction guarantee.

Learn more

Vehicle Diagnostics

Accurate fault-finding with modern diagnostic equipment to get to the root of warning lights and running issues.

Learn more

DPF & EGR Solutions

Diagnosis and solutions for blocked diesel particulate filters and faulty EGR valves, keeping diesels running cleanly.

Learn more

Car Servicing & Maintenance

Thorough servicing and routine maintenance using quality OEM parts to keep your vehicle safe and reliable.

Learn more

MOT & Mechanical Repairs

From MOT preparation and repairs to brakes, suspension, cooling and clutch work, carried out properly at a fair price.

Learn more

Tyres & Tyre Fitting

Quality tyres supplied and fitted carefully at a competitive price, plus puncture help and TPMS sensor work.

Learn more

Air Conditioning Recharge

Air conditioning recharge and regas to get cold air back, keeping you comfortable through summer and clear screens in winter.

Learn more
See all services
Why Refined Tuning

A garage drivers in High Wycombe actually trust

Our reputation is built on being straight with people. That is why so many local drivers come back to us, and send their friends and family too.

Honest, no hidden costs

We tell you what actually needs doing and what can wait. No pushing of work you do not need.

Fair, competitive pricing

Main-dealer quality without the main-dealer prices. Clear quotes before any work begins.

Modern diagnostic tools

Up-to-date equipment to find faults properly the first time, for all makes and models.

Quality OEM parts

Parts that meet or match manufacturer specification, fitted by experienced technicians.

All makes and models

Everyday runarounds to performance cars and vans. If it has an engine, we can help.

Remapping specialists

Over 10 years tuning engines for more power and better economy, with a satisfaction guarantee.

Local experts

Over 10 years keeping Buckinghamshire moving

Refined Tuning Autocentre is an independent garage on Ford Street in High Wycombe. We combine proper tuning know-how with everyday servicing and repairs, and we treat every car as if it were our own.

Whether you need your engine light looked at, a set of tyres, an air con recharge or a performance remap, you will deal with experienced people who explain things in plain English and quote you fairly before any work starts.

More about usCall 01494 304418
Busy workshop at Refined Tuning with several cars being worked on
Diagnostic scan tool connected to a BMW engine
Engine oil being poured during a car service
Car being serviced with the boot open outside the workshop
Car headlight being polished and restored
Reviews on Google

What our customers say

Rated five stars by drivers across High Wycombe and beyond. Here is a selection of genuine Google reviews.

A
Arun
“It's hard to find a mechanic you can fully trust, but these guys are excellent. They were transparent about what actually needed fixing and didn't try to push any hidden costs. Honest, reliable, and great communication!”

Posted on Google

T
Tom Williams
“Dropped in and sorted me out today. Top guys.”

Posted on Google

T
Taña Roberts
“On one of the hottest days this year and being failed miserably by BMW across the road, the team here quickly acted on seeing I had a flat tyre, single mother, two children and a passenger, plus a 3hr journey home. Their speed in looking at it was instant. Then we were helped further when they detected the rim had cracked, calls were made and after putting on a new tyre we were sent on our way. As women you often think you will be treated differently, but I was treated with respect and shown everything and talked through the plan of how we were going to get home. Everyone was incredible. We got home safely. Thank you to everyone, especially Sunny.”

Posted on Google

A
Alex March
“Use this garage for all of our cars, they really are amazing professional people. If you watch them working they help everybody who comes and asks for help. Really good service.”

Posted on Google

R
Ryan Wiseman
“Great bunch of guys, helped me out of an awkward spot with my car at very short notice. Definitely recommend.”

Posted on Google

L
Looking Lucky
“Best garage in High Wycombe.”

Posted on Google

Read more reviews
Good to know

Frequently asked questions

Need your car looked at? Talk to a real local garage.

Call the workshop in High Wycombe for honest advice and a fair price, or send us an enquiry and we’ll get back to you.

Call 01494 304418Get a quote
Refined Tuning Autocentre

Independent vehicle tuning, diagnostics and servicing in High Wycombe. Over 10 years keeping cars and vans of every make running right, with honest advice and fair prices.

Services

  • Engine Remapping
  • Vehicle Diagnostics
  • DPF & EGR Solutions
  • Servicing & Maintenance
  • MOT & Repairs
  • Tyres
  • Air Conditioning

Company

  • About us
  • Areas we cover
  • Customer reviews
  • All services
  • Contact

Get in Touch

  • Unit 11, Ford Street, High Wycombe, Buckinghamshire, HP11 1RU
  • 01494 304418
  • Mon to Fri, 09:00 to 17:00
    Sat & Sun closed

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