Welcome to our Diesel Engine Tuning & Calibration Services. VIETDIESEL provides professional remote ECU tuning, diagnostics and recalibration for a wide range of heavy-duty diesel engines - Cummins, Detroit, Caterpillar, Paccar, MaxxForce, Komatsu and more.

Our specialists connect online, run a full diagnostic scan, clear stored emission-system / aftertreatment fault codes and fine-tune the engine control unit (ECU) so your engine runs smoother, responds better and delivers improved fuel economy - with less downtime and lower running costs.

All services are performed 100% remotely. Message us on WhatsApp +84 973 722 587 to check compatibility for your engine. Services are supplied for off-road, competition, agricultural, marine and export applications only; customers are responsible for compliance with applicable local laws.