Operation
Vmax Off Software: Speed Limiter Removal by ECU Family
The factory speed limiter is removed in the software.
Benefits
What you get with Vmax Off
Supported vehicle types
CarTruck · BusConstructionMotorcycle
Credits
A module job costs 1 credit (any number of modules in one job); Stage 1 costs 2 credits for cars/bikes and 3 credits for trucks, tractors and construction machines. With Stage 1, each module you add costs +1 credit (Stage 1 + 1 module: 3 credits for cars/bikes, 4 credits for trucks, tractors and construction machines). No credit is charged for a job without a result.
Delivery rule
The solution is verified at byte level as it is applied; if one of your selected operations cannot be applied, the file is not delivered and the credit is refunded.
Featured
Featured ECU families
Brands
Brands with Vmax Off solutions
Tap a brand to open its ECUs in the list.
Flow
How it works
Upload
Upload your original ECU file
Select
The system detects the ECU from the file and enables only genuinely applicable solutions
Process
The solution is verified at hex level and applied
Download & Checksum
Credit is charged only on successful delivery. The checksum is corrected in a separate tab with the built-in PrimeChecksum.
ECU families
All ECU families supporting this operation
Car
Bosch
Continental
Denso
Marelli
Keihin
Mitsubishi Electric
Visteon
Other
Construction
Bosch
No matching ECU.
Brand + ECU
Vmax Off by brand and ECU
Tap a brand: the ECU pages of that brand with a verified solution for this operation open.
Car
ALFA ROMEO Vmax Off
AUDI Vmax Off
BMW Vmax Off
CHANGAN Vmax Off
CHERY Vmax Off
CHEVROLET Vmax Off
CITROEN Vmax Off
DACIA Vmax Off
FIAT Vmax Off
FORD Vmax Off
HYUNDAI Vmax Off
INFINITI Vmax Off
JAGUAR Vmax Off
KIA Vmax Off
LANCIA Vmax Off
LAND ROVER Vmax Off
MAN Vmax Off
MAZDA Vmax Off
MERCEDES-BENZ Vmax Off
MITSUBISHI Vmax Off
NISSAN Vmax Off
OPEL Vmax Off
PEUGEOT Vmax Off
PORSCHE Vmax Off
RENAULT Vmax Off
SAAB Vmax Off
SEAT Vmax Off
SKODA Vmax Off
SMART Vmax Off
SSANGYONG Vmax Off
SUZUKI Vmax Off
TOYOTA Vmax Off
VOLKSWAGEN Vmax Off
Truck · Bus
DAF Vmax Off
FORD TRUCK Vmax Off
IVECO Vmax Off
KARSAN Vmax Off
MAN Vmax Off
Mitsubishi Fuso Vmax Off
TEMSA Vmax Off
Tractor
AGRIFAC Vmax Off
CARRARO Vmax Off
DEUTZ-FAHR Vmax Off
Construction
AEBI-SCHMIDT Vmax Off
BOBCAT Vmax Off
Marine
IVECO FPT MARINE Vmax Off
VOLVO PENTA MARINE Vmax Off
Motorcycle
BENELLI Vmax Off
CFMOTO Vmax Off
INDIAN Vmax Off
QJ MOTOR Vmax Off
ROTAX Vmax Off
Operations
Other operations
Apply this operation yourself in Studio
In EcuPrime Studio, Ready solutions measures a verified recipe for your file's ECU family (if one exists) against your file and applies the one you choose; or edit the maps yourself in Hex, Table, 2D and 3D view.
Help
Frequently asked questions
How is a Vmax Off file made?
How it works: upload your original ECU file → the system detects the ECU from the file and enables only genuinely applicable solutions → the solution is verified at hex level and applied → credit is charged only on successful delivery. The checksum is corrected in a separate tab with the built-in PrimeChecksum.
Which ECUs support Vmax Off?
The full list of ECU families with verified solutions is on this page by vehicle type.
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