BMW 3-serie 16i 115 hp — Stage 1 file (+15 hp)

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Chip tuning for BMW 3-serie 16i 115 hp ECU

BMW 3-serie (2005 - E90) 16i 115 hp — premium petrol engine of the passenger segment of the BMW Group (Mini, Rolls-Royce, BMW Motorrad) group (Германия, 1916). Stage 1 chip tuning raises power from 115 to 130 hp (+15 hp, +13%) and torque from 150 to 170 Nm (+20 Nm). This engine ships with different ECU variants: Bosch ME17.2.1, Bosch ME9.2. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. The 2005 generation — old-era petrol ECUs (ME7/ME9/MED9/Simos) with easily readable memory.

M GmbH is BMW's performance division, building M engines since 1972. Third-party flash platforms are an industry of their own for the BMW community. Mid-range BMW turbo petrol engines are a mainstream Stage 1 subject with a proven base. The BMW petrol range spans the mainstream segment and the sporting M-series.

Stage 1 on BMW usually stays within the standard timeframe, with no particular difficulty on the standard models. Stage 1 on standard mid-range BMW petrol engines delivers a noticeable gain with no hardware changes. The BMW community is renowned for active tuning and a large pool of available Stage files. The factory calibration is conservative, with headroom for Stage 1 and no hardware changes. Mid-range engines form the backbone of the range, and Stage 1 preserves engine life. The mainstream base is the most refined chip tuning segment in Europe.

Frequently asked questions

What power gain do you get after chip tuning the BMW 3-serie 16i 115 hp?

After Stage 1 the power of the BMW 3-serie 16i 115 hp rises from 115 to 130 hp, a gain of 15 hp (+13%). Torque rises from 150 to 170 Nm (+20 Nm).

How does Stage 1 differ from stock on the BMW 3-serie?

Stage 1 on the BMW 3-serie 16i 115 hp 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 +15 hp with no hardware changes.

Is a Stage 1 remap safe for the 16i 115 hp?

Stage 1 on the BMW 3-serie 16i 115 hp is developed while keeping the factory AFR, knock control and temperature limits. Engine life is preserved provided regular maintenance is carried out.

How does Stage 2 differ from Stage 1 on the BMW 3-serie 16i 115 hp?

Stage 2 on the BMW 3-serie 16i 115 hp means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

How many ECU variants does the BMW 3-serie 16i 115 hp have?

The BMW 3-serie 16i 115 hp has 2 ECU variants: Bosch ME17.2.1, Bosch ME9.2. Before flashing you need to read the specific unit — calibration is done for the exact hardware/software.

Does Stage 1 void the warranty on the BMW 3-serie?

Stage 1 on the BMW 3-serie 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 BMW 3-serie 16i 115 hp done?

The full remap cycle for the BMW 3-serie — 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 BMW 3-serie?

The original BMW 3-serie 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 BMW 3-serie 16i 115 hp?

The cost of Stage 1 for the BMW 3-serie 16i 115 hp 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.

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