Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm — Stage 1 file (+75 hp)

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Chip tuning for Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm ECU

Saab Iveco N67 ENT (I) M40 420hp (309kW) 1280Nm — commercial diesel engine of the marine segment of the Iveco Group / CNH Industrial group (Италия, 1975). Stage 1 chip tuning raises power from 420 to 495 hp (+75 hp, +18%) and torque from 1280 to 1510 Nm (+230 Nm).

Saab Iveco specialised in commercial vehicles and special-purpose machinery. Saab Iveco was a historic joint venture between Saab and Iveco in the commercial segment. The factory calibration is conservative, leaving headroom for Stage 1 while preserving engine life. Truck chip tuning is a discipline of its own, focused on fuel consumption and pulling power rather than peak output. DPF/SCR with AdBlue is standard on modern Euro-6 truck engines.

The truck chip tuning community is an industry of its own, focused on long-haul routes. The professional logistics segment tunes for fuel consumption and pulling characteristics. Top MAN units sit at the power ceiling of the European truck segment.

Frequently asked questions

How many horsepower does the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm reach after a remap?

Stage 1 for the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm adds +75 hp — power increases from 420 to 495 hp (+18%). Torque rises from 1280 to 1510 Nm (+230 Nm).

What does a Stage 1 remap of the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm include?

Stage 1 chip tuning of the Saab Iveco N67 ENT is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +75 hp with no hardware changes.

What is the Stage 1 potential of the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm?

On the top-spec Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm engine, Stage 1 is the starting point before Stage 2 with a downpipe, intake and a larger intercooler. The mass-market factory calibration leaves substantial headroom for an aggressive software tune.

How much does Stage 2 add on the Saab Iveco N67 ENT?

Stage 2 for the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.

What happens to the Saab Iveco N67 ENT warranty after chip tuning?

The factory warranty of the Saab Iveco N67 ENT does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.

How long does remapping the Saab Iveco N67 ENT take?

On the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.

Is the original file kept when chip tuning the Saab Iveco N67 ENT?

Yes, the original ECU firmware of the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.

What is the price of a Stage 1 remap for the Saab Iveco N67 ENT?

Stage 1 for the Saab Iveco N67 ENT M40 420hp (309kW) 1280Nm is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.

Last updated: 01.09.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno