Bus
Yutong · City buses
ZK6126HGA 6.7L I4245hp
From 2013 · 2013 → present
Tuning gain
+54HP
+222Nm
Stock HP
245hp
Tuned HP
299hp
Stock Torque
925Nm
Tuned Torque
1147Nm
Power curve
Horsepower
+54 hpStock
245
Tuned
299
Torque curve
Torque
+222 NmStock
925
Tuned
1147
Power & torque curves
Illustrative · interpolated from peak values- Stock HP
- Stock Nm
- Tuned HP
- Tuned Nm
Available tuning options· Chiptuning
SCR OFFEGR OFFDPF OFFdtc's offEcoTuning
About this tune
DynoVault's Stage 1 chiptuning for Yutong City buses ZK6126HGA 6.7L I4245hp delivers a measured gain of +54 hp (245 → 299) and +222 Nm of torque (925 → 1147). The ECU file is custom-mapped per variant and tested against the original safety margins for boost, fueling, and EGT. Available with a lifetime tune warranty and optional fuel-economy mode.
Benefits
- ▸Custom file guarantee.
- ▸Possibly of minimize fuel consumption.