Français English

ECU remapping Harley-Davidson

12 models · 45 engines — up to +10 hp

Harley-Davidson covers a wide range of turbocharged petrol and diesel engines whose factory maps leave room for a clean, measured optimisation. Across our catalogue, Harley-Davidson gains are mainly felt in low-end torque and everyday flexibility, with ethanol (E85) conversion available on eligible direct-injection petrol engines.

45
engines
+10 hp
up to
+12 Nm
up to
€490
Stage 1 from

Find your vehicle directly

Search for your vehicle to see remapping options, expected gains and our prices.

Most popular for Stage 1

Sportster models 5 engines +10 hp on average from €490→

E85 conversion — compatible models

Several Harley-Davidson petrol engines can switch to E85 ethanol: a tank up to half the price and a lighter carbon footprint, at equal performance.

Touring models 11 engines 11 E85-compatible engines from €549→ Trike models 9 engines 9 E85-compatible engines from €549→ Softail models 6 engines 6 E85-compatible engines from €549→ Cruiser models 5 engines 5 E85-compatible engines from €599→ Sportster models 5 engines 4 E85-compatible engines from €599→ Low Rider S&ST 2 engines 2 E85-compatible engines from €599→

All models Harley-Davidson

Motorcycles Harley-Davidson

121 1 1584 Night Train FXSTB 1 Cruiser models 5 Harley Davidson 2004 1 Low Rider S&ST 2 Nightster models 1 Panamerica models 1 Softail models 6 Sportster models 5 Street models 2 Touring models 11 Trike models 9

FAQ

Is Harley-Davidson remapping safe for the engine?
Our Harley-Davidson Stage 1 maps stay within the manufacturer's safety margins. We work only on healthy mechanicals and keep temperature, boost and injection within tolerances.
How much does a Harley-Davidson remap cost?
Stage 1 for Harley-Davidson starts at €490, depending on the engine. Each model page shows the exact price per engine.
Can my Harley-Davidson run on E85 ethanol?
Most direct-injection turbo petrol Harley-Davidson engines can be converted to E85 with a dedicated map: up to 50% savings at the pump and a lower carbon footprint, without giving up any performance.
Will remapping void my warranty?
A remap modifies factory calibration. We advise you transparently on the implications for your specific Harley-Davidson before any work.
Where can I get my Harley-Davidson remapped?
Our workshop is in Lathuile (74210), at the southern end of Lake Annecy, by appointment, Monday to Friday 9am–6pm and Saturday 8am–12pm. We can also come to your home within about 1h30 of Annecy (power socket and internet connection required; travel costs may apply). Find Alpes Reprog on Google Maps