F150 Ecoboost Stock Versus Tuned
As an owner of an Ecoboost that was tuned by Mike over at 5 Star, I can tell you his tunes are legit. They don't just add power, but the shift and torque converter improvements completely change the...
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not that hard to keep our duramax from revving that high and it never has on our travels. Probably because we are match very well. Bigger and heavier probably a different story.
chevman
chevman
