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FAST EZ-TCU transmission controller provides out-of-the-box control for 4L65E and 4L70 transmissions, offering maximum electronic management of shift points, firmness and speed. The unit runs without a laptop using an intuitive handheld setup wizard, supports optional fully programmable maps, real-time switchable calibrations, data logging and multiple shift modes for street or track use.
FAST EZ-TCU Kit 2009+ 4L65E & 4L70
