File Service for UK Garages & Remappers

Professional ECU File Service.
Dyno-Proven & Fast Return.

CB Tuning is a dedicated file supplier for garages and remapping businesses across the UK. You can increase your workshop turnover or earn extra money with our custom-written ECU & TCU calibrations. We work with garages, valeters, detailers or car enthusiasts looking to earn extra money. We assist you with starting your business, taking bookings, and driving revenue. Our experienced engineers return files on average of 15 minutes after being uploaded.

~15 Minute Average File Return

WinOLS Licenced Engineers

2WD Braked Rolling Road Verified

All Master & Slave Tools Supported

● LIVE PORTAL B2B File Service

15 Mins Average Turnaround

2WD Dyno In-House Dimsport

Human-Reviewed Calibrations

Every file is edited in-house using WinOLS by our team. We dont use any generic automated software for file processing.

Full Gearbox (TCU) Coverage

We offer recalibrations for VAG & BMW TCU's.

Direct Workshop Technical Support

Live communication with tuning technicians via portal & WhatsApp to protect your workflow.

Built For Profits & Growth

Everything Your Garage Needs To Scale

When customers bring a car into your garage for remapping, you need fast file processing and ultimate reliability. Unreliable file services waste your time and damage client trust. CB Tuning gives you direct access to high-margin tuning operations without technical delays.

Every file supplied is edited in-house by experienced technicians using real-world datalogging and dyno validation. Keep your margins high and deliver performance your customers can feel.

Average 15-Minute Turnaround

Keep your booking times efficient. Our portal is continuously staffed to ensure fast return times and reliable support.

Dyno-Developed & Verified

Calibrations are developed on our in-house Dimsport 2WD braked rolling road. You sell measurable, reliable power gains without risking engine reliability or customer returns.

Advanced Gearbox / TCU Support

Upsell gearbox tuning alongside ECU remaps. We provide custom TCU files for ZF, DSG, and S-Tronic transmissions—optimising shift speeds, launch control, and torque limits.

In-House WinOLS Editing

No automated scripts or resold third-party maps. Every calibration is manually adjusted using genuine licenced WinOLS software to ensure exact parameters and safe limits.

High-Margin Trade Rates

Competitive pricing tailored for garages and expanding remapping specialists. Keep your profit margins healthy while offering superior files to your client base.

Real Technician Support

If you run into an unusual ECU variant or require technical advice, our team is accessible via portal and WhatsApp to guide you through every flash. We also provide full training.

Flexible Partnerships

Built For Garages, Tuners & Part-Timers Alike

Whether you're an established remapping business, a busy local garage looking to boost revenue, or starting a part-time side hustle, we provide the files, tools, and technical backing you need.

Garages & Workshops

Scale Your Workshop Revenue

Garages

Add high-margin ECU and TCU remapping to your service menu. Perfect for mechanics wanting a reliable, done-for-you file partner with zero monthly fees.

High profit margins per job
~15-minute fast return
DPF/EGR & Stage 1 solutions

Enquire As A Garage

Existing Tuners

Speed Up Your Workflow

Pro Tuners

Tired of slow file suppliers or automated scripts? Switch to our manual WinOLS-calibrated, dyno-proven files for ultimate safety and performance.

Genuine WinOLS editing
All master & slave tools supported
Direct tech support via WhatsApp

Open Portal Account

Part-Time & New

Start Your Tuning Journey

Start Out

Looking to start a business, take bookings, and earn extra money? We assist you with setting up your enterprise, managing bookings, getting reliable hardware, training, and full guidance.

Business launch & booking support
Slave tool setup assistance
Step-by-step flashing support

Get Started Guide

All Hardware

Autotuner, Kess, Flex & More

Universal

No matter what hardware brand you operate — from dedicated slave devices to master binary reads — our portal handles your files smoothly.

Autotuner, Kess V3, Flex slaves
MPPS, Blash, CMD master bins
Easy drag-and-drop portal

Enquire About Tools

Extended Support

Portal Staffed Until 9 PM

Workshops and mobile tuners often operate past standard 5 PM hours. Our portal is staffed late into the evening Monday to Friday, giving you file support when you need to finish evening jobs.

Weekend operations are covered with full Saturday hours and Sunday is available by pre-arrangement, ensuring your business stays operational 7 days a week.

Sunday Files: Available by prior booking. Contact our technician team via WhatsApp or email to request Sunday portal coverage.

Monday