Precision tuning.
Real world power.
Custom ECU remapping and performance work for cars, vans, trucks and bikes — engineered around how you actually drive.
Everything your ECU needs, under one roof.
From daily drivers to performance builds — every job is mapped to your vehicle, your fuel and your goals.
ECU Remapping
Custom-tuned maps for cars, vans, trucks and bikes. Unlock power, torque and economy hidden in your factory ECU.
ECU Cloning
Precise 1:1 cloning of your original ECU. Perfect for replacements, backups and dealer-locked units.
Immo Off
Bench, mobile or post-in service. Fast immobiliser removal so your ECU runs standalone.
Carbon Cleaning
Reduce soot and carbon deposits in under an hour. Restore throttle response and fuel economy.
Numbers that show up on the dyno — and in your right foot.
Every remap is custom-written and logged on the road. No generic files. No compromise on reliability. Just measurable, drivable power.
- Sharper throttle responseCleaner mapping through the entire rev range.
- More power & torqueTypical gains of 20–35% depending on platform.
- Better fuel economyEco-focused maps reduce MPG on motorway runs.
Three steps from stock to sorted.
Diagnostic
Full health check and read of your factory ECU file.
Custom Map
Tuned specifically to your vehicle, fuel and goals.
Flash & Test
Written back and road-verified for smooth delivery.
Your ECU is a computer. We speak its language.
OBD, bench and boot-mode tuning across all major platforms. Fully insured, dealer-level equipment.
Trusted by drivers across the South West.
"Highly recommend A1 — really reliable and great communication throughout."
"Noticeable difference in pull and MPG straight away. Proper professional job."
"Booked in, mapped and out the same day. Car feels transformed."