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 hp
Stock
245
Tuned
299
Torque curve

Torque

+222 Nm
Stock
925
Tuned
1147
Power & torque curves
Illustrative · interpolated from peak values
  • Stock HP
  • Stock Nm
  • Tuned HP
  • Tuned Nm
1.2k1.4k1.6k1.9k2.1k2.5k3.0k3.4k3.9k4.1k4.6k5.0k5.5k5.9k6.4k6.8k075150225300HP03006009001200Nm
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.

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