Health check first
We inspect the vehicle before tuning so existing faults are not hidden by a new calibration.
Edinburgh · East Lothian · Scotland
ECU repairs & car remapping in Edinburgh
Specialist car tuning in Edinburgh, ECU repairs and custom remapping from our Haddington workshop, with mobile coverage across the Lothians and Central Scotland.
4.7★★★★★Excellent on Trustpilot
Professional tuningCustom writtenDiagnostic-led calibration
Scroll ↓What we do
Precision where it matters.
Performance you can feel.
Your vehicle is always given a diagnostic health check before we use professional tools and carefully selected software to optimise how it performs.
ECU Remapping
Improve power, torque and drivability with vehicle-specific engine calibration.
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DPF & EGR
Accurate diagnosis, cleaning and practical solutions for emissions-system faults.
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Gearbox Tuning
Refined shift behaviour and transmission software matched to your engine.
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ECU Repairs
Diagnosis, bench testing and managed repair for no-start and control-unit faults.
Discover moreAdBlue & SCR
Diagnostic-led AdBlue correction, NOx sensor testing and SCR solutions.
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Commercial
Selected commercial, agricultural and marine tuning by arrangement.
Discover moreWhy Octane
Safe hands.
Serious capability.
Professional tools
Licensed equipment and current software support a reliable, traceable process.
Honest advice
If a vehicle or engine is not a good candidate for tuning, we will say so.
Workshop and regional cover
Visit Haddington or ask which technician covers your part of Edinburgh, the Lothians, the Borders or Central Scotland.
Built around your goals
Choose the drive you want.
Stronger overtaking response. Smoother torque delivery. More confident gearbox behaviour. Better working efficiency. Stage 1 and Stage 2 upgrades remain available for suitable vehicles.
Explore your vehicle’s potentialStage1/2software upgrades
Real drivers · Real results
Reputation is earned.
Find the workshop
Easy to reach.
Hard to forget.
Unit 2C Station Yard, Haddington EH41 3PPWorkshop visits are by appointment only.
Start the conversation
Tell us what you need.
Please include the four details needed to arrange work: your surname, telephone number, vehicle registration and the nature of the work requested.