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Tuning file Trucks Western Star 4800 4900 2002 → 2010 2002 → 2010 Peterbilt 362 379 385 387 1999 → 2003 → 2003 → 2002 → 2010 12.0L R6 390 hp 1966 Nm (C12)

Parameters Standard Chiptuning Difference
BHP 390 hp 468 hp 78 hp
Torque 1966 Nm 2202 Nm 236 Nm
Standard
BHP 390 hp
Torque 1966 Nm
Chiptuning
BHP 468+78 hp
Torque 2202 +236 Nm
Parameters Standard Chiptuning Difference
BHP 390 hp 468 hp 78 hp
Torque 1966 Nm 2202 Nm 236 Nm