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![]() Join Date: Feb 2013
Location: Yakima Washington
Posts: 404
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I am sure this question has been asked already but here goes. Is Marc's ECM simply a plug and go process? If not what is also involved. I am planning a trip from Washington state to NCM. Would like the car running cooler and more efficiently for this trip. Currently stock and runs great.
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Jim 1990 Z # 2441 1959 c-1 230 HP 4 speed frost blue/silver 3 owner 2011 cts-v 556 HP, manual 6 speed 1955 chev 2dr ht PP 265 3 speed w/OD |
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