Cummins ISB 325 6.7L 327hp (240kW) 1017Nm — Stage 1 file (+40 hp)
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Stage 1 file for Cummins ISB 325 6.7L 327hp (240kW) 1017Nm
Target +0 hp. Custom development for your engine.
Chip tuning for Cummins ISB 325 6.7L 327hp (240kW) 1017Nm ECU
Cummins ISB (I) 325 6.7L 327hp (240kW) 1017Nm — industrial diesel engine of the commercial segment of the Cummins Inc. group (США, 1919). Stage 1 chip tuning raises power from 327 to 367 hp (+40 hp, +12%) and torque from 1017 to 1117 Nm (+100 Nm).
The Cummins ISX is the flagship for Class 8 heavy trucks. Cummins is an American diesel-engine manufacturer, founded in 1919. The Cummins B-Series is an iconic engine line (Dodge Ram, agricultural machinery). The Cummins CM850/CM870/CM2350 ECUs are a proprietary platform. DPF/SCR with AdBlue is standard on modern Cummins engines. The Cummins B-Series, ISX and QSB are the main engine families.
EFILive, MM3 and MiniMax are the main tools for Cummins (not the standard WinOLS). The Cummins ECU is a locked platform requiring specialised tooling. The US Cummins community is the world's largest for Dodge Ram and heavy trucks. High-output Cummins engines power Dodge Ram trucks and long-haul lorries.
Frequently asked questions
How many horsepower does the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm reach after a remap?
The Stage 1 gain for the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm is 40 hp (+12%) over the stock 327 hp, for a total of 367 hp. Torque rises from 1017 to 1117 Nm (+100 Nm).
What is Stage 1 chip tuning for the Cummins ISB?
Stage 1 on the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +40 hp with no hardware changes.
What does Stage 1 give on the powerful Cummins ISB 325 6.7L 327hp (240kW) 1017Nm?
The high-output Cummins ISB 325 6.7L 327hp (240kW) 1017Nm has a conservative factory calibration aimed at the mass market. Stage 1 unlocks the engine's real potential while turbo and injector life are preserved.
How does Stage 2 differ from Stage 1 on the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm?
Stage 2 on the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
Does Stage 1 void the warranty on the Cummins ISB?
Stage 1 on the Cummins ISB voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.
How quickly is chip tuning of the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm done?
The full remap cycle for the Cummins ISB — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.
Can you return to stock after Stage 1 on the Cummins ISB?
The original Cummins ISB ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.
How much does Stage 1 cost for the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm?
The cost of Stage 1 for the Cummins ISB 325 6.7L 327hp (240kW) 1017Nm is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.