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The HP Tuners HPT ECM Upgrade kit bundles the GM E90 ECM and T93 TCM upgrade components for GM electronic control system modification. Presented as an upgrade kit, it is intended for users modifying engine and transmission control hardware where those specific ECM and TCM part series are required, serving as a hardware package for tuning and calibration workflows that use HP Tuners' toolset.
HPT GM E90 ECM & T93 TCM Upgrade Kit
