The most advanced ECU tuning software for Cars, Trucks, Agriculture, Industrial and Marine. Best in class support for Cummins and Caterpillar ADEM ECUs.
Works with all major vehicle types — from passenger cars to heavy industrial machines
Arabdiag provides the most complete support for all Cummins engine ECUs available on the market. More coverage, more functions, better results than any competitor.
Full support for Caterpillar ADEM 4, ADEM 5 and ADEM 6 ECUs. Complete tuning functions including DPF, EGR, AdBlue, DTC and more for all ADEM generations.
Select your vehicle type, then choose the brand to see all supported ECUs
462+ brands supported
Professional ECU tuning functions — one software, everything you need
Remove DPF filter errors and disable DPF regeneration system from the ECU software. No hardware modification needed.
Disable EGR valve control in the ECU. Improve engine reliability and reduce maintenance costs permanently.
Disable AdBlue and SCR system entirely from the ECU. No more AdBlue warnings or system failures.
Disable NOX sensor and NOX control system. Full NOX system removal from ECU software.
Remove and disable fault codes from the ECU. Clean the system from stored errors and prevent them from returning.
Remove the speed limiter from the ECU software. Full speed limit removal for all supported vehicles.
Remove torque limitations from the ECU. Unlock the full power potential of the engine.
Fix and disable hot start issues in ECU software. Eliminate hard starts when the engine is warm.
Permanently disable the automatic start/stop system from the ECU. No more unwanted engine shutdowns.
Disable Lambda / O2 sensor control in the ECU. Full oxygen sensor removal from ECU software.
Automatic checksum recalculation after any modification. Ensures the ECU accepts every modified file correctly.
Increase engine power and torque through ECU map optimization. Professional Stage 1 tuning for maximum performance.
Everything you need in one professional software — no need for file services, no need for other tools.
The most complete Cummins ECU support available. More coverage and more functions than any other software on the market.
Full tuning support for all Caterpillar ADEM generations — what most competitors simply cannot do.
Our servers are always online. Work at any time — day or night, no waiting, no downtime.
New ECU support and new functions added regularly. Your software always stays up to date.
Open a support ticket directly inside the software. Our engineers respond fast to solve your issues.
Simple — fast — professional
Download Arabdiag ECU Tuning Editor and install it on your Windows PC. Setup takes only a few minutes.
Open the software, you can see all list of cars and trucks. Choose the plan you want and activate it. Your license begins after activation.
Select your function — DPF Off, EGR Off, Stage 1, DTC Remove and more. Execute and done.
Free to download — Windows 10 / 11
Download for Windows (.zip)Our team is ready to help you
Open a support ticket directly inside the software. Fast response from our engineers.
Our support team is available during working hours. Server runs 24/7.
9:00am – 18:00pm