Unlock Up To 40% More Power With A Custom ECU Remap In Bolton
Bolton's award-winning ECU remapping specialists. Bespoke Stage 1 & Stage 2 remaps. Lifetime warranty. Free 50-point health check. Mobile service across the North West — we come to you.
Why choose ELH Custom Remapping
- Quote in 2 working hours
- Lifetime warranty
- Transparent pricing, no upsells
- Details kept private (GDPR)
Get Your Free Remap Quote
Enter your details — we'll confirm exactly what gains we can unlock for your vehicle.
By submitting you agree to our privacy policy. No spam — your details are only used to send your quote.
Up To 40% More BHP & Torque
Better Fuel Economy & MPG
Lifetime Warranty + Lifetime Aftercare
Free 50-Point Health Check Included
Stage 1 vs Stage 2 Remap
Stage 1 Remap
Our most popular remap. Software-only — no hardware changes required. Up to 40% more power on standard cars.
Get a QuoteStage 2 Remap
For modified cars with intake, exhaust, intercooler or downpipe upgrades. Bespoke dyno-tested file matched to your hardware.
Get a QuoteAll Major Makes & Models Supported
Cars, vans, HGVs, motorhomes and agricultural — we cover it all.
How It Works
Free Quote
Send your reg through the form above for a tailored quote.
Book In
Pick a date and location that suits you.
Remap
1–2 hours on your driveway with industry-leading tools.
Lifetime Aftercare
Any issue, any time, ELH Custom Remapping is one call away.
How Much Does An ECU Remap Cost?
Transparent pricing. No hidden fees, no upsells.
Stage 1 Remap
Get a Quote →- Dyno-tested custom file
- Original map backup
- Free 50-point health check
- Lifetime warranty
- Lifetime aftercare
Stage 2 Remap
Get a Quote →- Bespoke file matched to your hardware
- Dyno calibration
- Original map backup
- Lifetime warranty
- Lifetime aftercare
TCU / Gearbox Remap
Get a Quote →- Smoother & faster shifts
- DSG, auto, manual
- Lifetime warranty
- Combines with Stage 1 for full torque transfer
Final price depends on your vehicle. We give you the exact quote before you book.
Why ELH?
- 20+ Years in the Motor Trade
- Genuine Alientech & AutoTuner Tools
- Dyno-Tested Custom Files (Never Off-The-Shelf)
- Award-Winning — MIB Self-Employed Man Of The Year 2025
Mobile Service Across The North West
We come to you. Home, work, your trusted garage — anywhere across Bolton, Preston, Chorley, Manchester, Wigan, Bury, Salford and the wider North West.
No need to drop the car off. The remap takes 1–2 hours on your driveway.
Verified Google Reviews
What Bolton drivers say
"35 extra BHP and the car drives like a totally different machine. ELH came to my work and did it on my lunch break."
"AdBlue fault solved in an hour. Saved me £1,800 versus the Mercedes dealer."
"Honest pricing, no upsell, real numbers on the dyno. Will use again."
Lifetime warranty · Mobile service · No upfront payment
Frequently Asked Questions
Will an ECU remap void my manufacturer warranty?+
Stage 1 software-only remaps don't physically alter the engine. We always back up your original file so it can be reverted if required.
Is ECU remapping safe for my engine?+
Yes. All files are dyno-tested and matched to your specific vehicle. We stay within safe parameters and back our work with a lifetime warranty.
How long does the remap take?+
Typically 1–2 hours on your driveway, including the health check, backup, write and road test.
Will I see better fuel economy after the remap?+
Most customers report 5–15% improvement in MPG under normal driving.
Can the remap be reversed if I sell the car?+
Yes — we keep your original file and can restore it at any time.
Do you cover my postcode?+
We cover Bolton, Horwich, Westhoughton, Farnworth, Bury, Manchester, Wigan, Chorley, Preston, Blackburn and surrounding areas. Send us your postcode to confirm.
What happens if something goes wrong after the remap?+
Lifetime aftercare — call ELH Custom Remapping and we'll sort it.
Unlock Your Vehicle's True Potential Today
Lifetime warranty · 5-star Google rated · Mobile across the North West
Areas We Serve
Fully mobile service across the North West. We come to your home or workplace.