BMW X1 25e 245 hp — Stage 1 file (+25 hp)

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Chip tuning for BMW X1 25e 245 hp ECU

BMW X1 (2023 - U11) 25e 245 hp — premium hybrid engine of the passenger segment of the BMW Group (Mini, Rolls-Royce, BMW Motorrad) group (Германия, 1916). Stage 1 chip tuning raises power from 245 to 270 hp (+25 hp, +10%) and torque from 477 to 520 Nm (+43 Nm).

BMW is a premium manufacturer from Munich, founded in 1916 as an aircraft-engine works. 48V MHEV on the newer BMW generations is a mild hybrid and needs no separate TCU/ICE calibration. BMW i is a dedicated full-EV line. On a PHEV, the ICE part is tuned just like the pure combustion variant.

The BMW community is renowned for active tuning and a large pool of available Stage files. Stage 1 on BMW usually stays within the standard timeframe, with no particular difficulty on the standard models. Protection on top BMW models is the toughest in the group and requires Bench. The BMW premium segment is a high-output platform with Stage 2 potential. The hardware headroom allows a confident move to Stage 1 without changing the turbo. High-output engines deliver a solid gain with Stage 1 on stock hardware.

Frequently asked questions

How many horsepower does the BMW X1 25e 245 hp reach after a remap?

Stage 1 chip tuning on the BMW X1 25e 245 hp boosts engine output by 25 hp: from 245 to 270 hp. Torque rises from 477 to 520 Nm (+43 Nm).

What changes in the BMW X1 ECU after Stage 1?

Stage 1 chip tuning of the BMW X1 is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +25 hp with no hardware changes.

Is Stage 1 safe on the high-output BMW X1 25e 245 hp?

Stage 1 on the powerful BMW X1 25e 245 hp “lifts” the factory limiters with no hardware changes. The gain is noticeable in the mid and upper range. There is headroom left for moving to Stage 2 (downpipe + intake + intercooler).

How much does Stage 2 add on the BMW X1?

Stage 2 for the BMW X1 25e 245 hp 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 BMW X1 warranty after chip tuning?

The factory warranty of the BMW X1 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 BMW X1 take?

On the BMW X1 25e 245 hp: 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 BMW X1?

Yes, the original ECU firmware of the BMW X1 25e 245 hp 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 BMW X1?

Stage 1 for the BMW X1 25e 245 hp 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: 30.08.2026 · Source: manufacturer technical documentation · Measurements: CHIPOK dyno