Locked out at 11pm near Heathrow. They were with me in 25 minutes, no damage, cheaper than the dealer quoted. Genuine lifesavers.
James M.
Hounslow · Emergency Unlock
HGV Remapping ///
HGV ECU Remapping Fleet & Heavy
Improve MPG, torque and driveability on DAF, Scania, MAN, Volvo, Mercedes Actros and Iveco trucks.
Fast Response
West London
Fully insured
Public & PI
Non-destructive
Industry standard
Dealer-level kit
AutoTuner · Autel
Fixed quotes
Before we attend
Instant Tailored Quote
Get An Instant Remap & Package Quote
Enter your reg & postcode. Tick any extras — we'll send a tailored quote via WhatsApp in minutes.
Choose your tuning service
Add related services to your quote
0/600
Custom-written maps · Lifetime software warranty · Dyno-verified figures
No spam · No obligation · Fixed pricing confirmed before we attend
Professional. Mobile. Trusted.
Our HGV-grade tuning files are written for real-world haulage — torque-led, EGT-safe and proven across thousands of trucks. Most fleets see 8–14% MPG improvement and better hill performance under load.
- Up to +14% fuel economy
- Torque-led, EGT-safe tuning
- DAF, Scania, MAN, Volvo, Iveco, Actros
- AdBlue & DPF solutions available
- Fleet pricing & on-site service
On-Site ECU Programming
Real Remaps · Dealer-Level Equipment
Mobile tuning with AutoTuner and dealer-grade flashing kit — every map dyno-tested and engine safe.
Mercedes Sprinter — bench ECU programming
VW Crafter — mobile Stage 1 remap on-site
Audi A7 3.0 TDI — Bosch EDC17 virtual read
Audi A4 — mobile Stage 1 remap on-site
Audi RS6 — performance calibration
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Dyno Tested Performance
Stock vs HGV Eco Tuned
Real-world gains measured on the rolling road. Engine and gearbox safe.
Horsepower
Stock460bhp
Tuned510bhp
Torque
Stock2300Nm
Tuned2600Nm
Throttle Response
Stock60%
Tuned95%
Fuel Economy
Stock100%
Tuned112%
Live Dyno
+50bhp
Measured peak gains on a typical HGV Eco map.
+18%
Turbo Boost
−0.8s
0–60 mph
−1.2s
Quarter Mile
Common Symptoms
- Poor MPG on motorway and urban runs
- Sluggish hill-climb performance
- DPF / AdBlue downtime affecting fleet uptime
What Causes It
- Generic global maps for HGV emissions
- Conservative torque limiters
- Frequent forced regens on stop-start routes
Our Process
How We Fix It
01
Fleet Audit
Confirm engine, gearbox and route profile.
02
Custom Map
Optimised for fuel economy and torque.
03
Logging
Real-world data confirms MPG and uptime gains.
Why Choose This
Real Benefits
Up to 10–15% MPG improvement
Reduced DPF and AdBlue downtime
More torque on hills, lower driver fatigue
Real-World Scenarios
DAF XF fleet of 8 — economy map averaged +11% MPG over 6 months, saving thousands in diesel.
Scania R450 on M25 night runs — torque map gave smoother hill climbs and lower driver fatigue.
MAN TGX with frequent regen issues — full DPF/AdBlue/EGR mapping eliminated downtime.
Vehicle Brands We Cover
DAFMANScaniaVolvoMercedes ActrosIvecoRenault TrucksFord TransitMercedes SprinterVW Crafter
Transparent Pricing
Prices Starting From
No hidden fees. Fixed quote before we attend. Mobile across West London & surrounding areas.
Starting from
from £259
Stage 1 Remap
- Dyno-proven map
- Engine & gearbox safe
- Lifetime software warranty
Starting from
from £349
Stage 2 Remap
- For modified hardware
- Custom-built file
- Up to +40% torque
Starting from
from £199
Gearbox / TCU Tune
- Faster, sharper shifts
- Higher torque limit
- DSG / ZF / Aisin
Starting from
POA
AdBlue Solutions
- No more AdBlue warnings
- Full ECU recode
- Off-road use only
Starting from
POA
DPF Solutions
- Forced regen where required
- DPF off / cleaning
- Off-road use only
Starting from
POA
EGR Solutions
- Eliminates EGR faults
- Improved throttle response
- Off-road use only
Frequently Asked Questions
Is ECU remapping safe?+
Yes. Every map we write stays within manufacturer tolerances and respects engine, turbo and gearbox limits. All maps are dyno-tested and fully reversible.
How much power will my car gain?+
Typical Stage 1 gains are +25–35% power and +30–40% torque on turbocharged petrol and diesel engines. Enter your registration above for an instant car-specific quote.
Will a remap affect my insurance?+
A remap is a vehicle modification — we always recommend declaring it. We provide written before/after documentation on request for your insurer.
How long does a remap take?+
Most Stage 1 remaps are completed in 60–90 minutes including diagnostics, ECU read, write and a short road test. Mobile across West London.
Payment Assist · Official Partner
Spread the Cost with Payment Assist
On selected services over £250, you can split the total into 3 or 4 monthly payments with 0% APR available. A small deposit is paid on the day, then the remaining balance is collected in equal monthly instalments. No long forms, no waiting — applied on site before work begins.
- 0% APR available on selected services
- 3 or 4 equal monthly payments
- Deposit paid on the day
- Soft credit check — no impact at quote stage
- Decision in minutes, on site
- Available on jobs over £250
Finance subject to status and approval and provided by Payment Assist Ltd, authorised and regulated by the Financial Conduct Authority. 0% APR available on selected services. Terms, eligibility and final monthly figure confirmed at application. StageMyCar UK is an introducer appointed representative — we do not charge a fee for this service.
Example · Illustrative
£480 ECU Remap · 0% APR
3 payments
£120/mo
£120 deposit
4 payments
£96/mo
£96 deposit
Authorised & regulated by the FCA
Decision in minutes — apply on site
Subject to status & approval
Indicative example only. Final terms confirmed at application.
★ 5.0 / 5 · 43 Google reviews
Trusted by drivers across West London
Related Services
StageMyCar UK is a mobile auto locksmith and ECU specialist serving West London, the M4 corridor, Heathrow, Slough, Reading and surrounding areas. Fixed-price quotes, DBS-checked engineers, fully insured, 7 days a week. Call 07312 826380 for an instant quote.