Chevy Cobalt SS Forum : Chevrolet Cobalt SS Forums - View Single Post - Will GM release an ECU upgrade to boost horsepower considerably?
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post #8 of (permalink) Old 01-23-2005, 01:00 AM
Join Date: Jan 2005
Posts: 140
Well as far as an aftermarket packakge I can honestly see somebody doing a BPU (basic performance upgrade) which have become so popular now adays which seems like it first started with the supra guys so you might have a BPU car with a chip and a BPU+ would be lets say a chip, pulley and exhaust.
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