Caterpillar C12 — Stage 1 / Stage 2 parameters

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Все двигатели Caterpillar C12 в базе

Engine Version ECU Stock Stage 1 Gain
12.0 335hp (246kW) 1350Nm I 335 hp 390 hp +55
12.0 355hp (261kW) 1350Nm I 355 hp 395 hp +40
12.0 379hp (279kW) 1450Nm I 379 hp 395 hp +16
12.0 409hp (301kW) 1450Nm I 409 hp 465 hp +56
12.0 426hp (313kW) 1550Nm I 426 hp 480 hp +54
12.0 430hp (316kW) 1550Nm I 430 hp 497 hp +67
12.0 456hp (335kW) 1550Nm I 456 hp 502 hp +46
12.0 505hp (371kW) 1550Nm I 505 hp 662 hp +157

Stage 1 / Stage 2 parameter catalog for Caterpillar C12: 8 engines, all diesel. 335–505 hp stock → up to 662 Stage 1. All data is based on actual CHIPOK Stage files for specific ECUs.

Calibration for Caterpillar C12 is done in licensed WinOLS5. DPF / EGR / AdBlue are switched off per the manufacturer's service documentation — with no pending DTCs after flashing.

Each table row leads to a dedicated engine page with Stage 1 figures, a dyno chart and options. Available options: DPF off, EGR off, AdBlue / SCR off, Lambda off, DTC off, Speed limiter off, Flaps off. The file is prepared in 30-60 minutes on the CHIPOK portal, paid with credits and no subscription fees.

Caterpillar C12 engines in our database: Cat C12 11.9L inline-6 diesel 350-500 hp (heavy-duty 1996-2004). Specific ECU units: Caterpillar ADEM II/III. Model-specific notes: Iconic heavy diesel; used in Class 8 trucks, Motorhomes, fire trucks; ADEM III ECM; Stage 1 → +60 hp via flash; discontinued 2004 (replaced by C13).

Last updated: 31.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno