VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm — Stage 1 file (+30 hp)

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Chip tuning for VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm ECU

VW Marine TDI 120-5 (I) 120 HP 120hp (88kW) 275Nm — marine diesel engine of the marine segment of the Volkswagen Group group (Германия, 1907). Stage 1 chip tuning raises power from 120 to 150 hp (+30 hp, +25%) and torque from 275 to 320 Nm (+45 Nm).

VW Marine is the marine division of the Volkswagen Group. VW Marine specialises in marine inboard diesel engines. The Volvo Penta D-series is a range of marine diesel engines.

Marine engines are a specialised chip tuning segment focused on torque and fuel consumption. Marine chip tuning is a narrow niche, with calibration tailored to propeller load and operating conditions. Mid-range Mercury units are a mainstream tuning subject in the marine segment.

Frequently asked questions

What power gain do you get after chip tuning the VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm?

The Stage 1 gain for the VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm is 30 hp (+25%) over the stock 120 hp, for a total of 150 hp. Torque rises from 275 to 320 Nm (+45 Nm).

What is Stage 1 chip tuning for the VW Marine TDI 120-5?

Stage 1 on the VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm 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 +30 hp with no hardware changes.

Is a Stage 1 remap safe for the 120 HP 120hp (88kW) 275Nm?

Stage 1 on the VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm 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 VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm?

Stage 2 on the VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.

Does Stage 1 void the warranty on the VW Marine TDI 120-5?

Stage 1 on the VW Marine TDI 120-5 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 VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm done?

The full remap cycle for the VW Marine TDI 120-5 — 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 VW Marine TDI 120-5?

The original VW Marine TDI 120-5 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 VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm?

The cost of Stage 1 for the VW Marine TDI 120-5 120 HP 120hp (88kW) 275Nm 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