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TT Aristo replied to JspecCalle's topic in Lexus GS 300 / Lexus GS 250 / Lexus GS 430 / Lexus 450h / Lexus GS 460 Club
Trying to convert my 03 GS300 to 6 speed want to use the factory ECU & Twins. Will I have any ECU issues after I convert to 6 speed