Stage 3 Scirocco 2.0 TSI CAWB — MED17.5 503606 Bosch — ECU Files 1K0907115J

• Initial release of a Stage 2 & 3 tuning package for the Scirocco 2.0 TSI (MED17.5).
• Provides a full tuning path from a full bolt-on setup to a K04 hybrid turbo conversion.
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• Package includes three files: Original, Stage 2, and Stage 3 (K04).
• Confirm ECU numbers (Prod: 1K0907115J_0030, ECU: 0261S02342) and software 503606 before flashing.
• Stage 2: Requires a high-flow downpipe, upgraded intake, and intercooler.
• Stage 3: Requires a K04 turbocharger and all supporting Stage 2 modifications, plus an upgraded high-pressure fuel pump (HPFP).
• Stage 2 & 3 files are for off-road or competition use ONLY.​