Quote:
Originally Posted by Radar Chief
Just generally speaking, but unless you’ve done some work to increase the flow of air into and/or exhaust out of the engine a programmer isn’t going to do you much, if any, good. The manufacturers do a pretty good job of setting the engine parameters for a stock engine. It’s when you modify it beyond stock that a programmer starts to become useful.
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We had good luck on commercial diesel engines due to air intake on the turbo's, etc.
I was skeptical on passenger vehicles.