Porsche Cayenne 985 4.8 V8 Turbo ECU Tuning File – SDI8 W05008F000000 (High & Low Octane) W05008F000000 Stage 2 

Change log

  • v1.0 — 2025-05-25
    • Dual Stage 2 versions (high octane / low octane) for Cayenne 985 4.8 V8
    • Boost, lambda, torque, and EGT maps restructured
    • OLS818 v3.29 Siemens Tricore checksum support
    • Supplied as complete binary​

Release notes

  • v1.0 — 2025-05-25
    • Dual file set for Porsche Cayenne 4.8 Turbo SDI8
    • Stage 2 + Stage 2 (low octane) calibrations included
    • Tricore checksum verified (OLS818 v3.29)
    • Flash-ready for CMD or bench tools​