Originally Posted by Nightshade
If the engine is built and the fuel curves are maped correctly then it can make or break a build...on a turbo car it is a must on all motor it is a definite plus...ever try to run 11.7:1 compression on a stock ECU? I have and it sucks.
If you have a built engine, don't skimp out and just run a chipped ECU. The problem with these piggyback EBAY chips is that they aren't matched correctly to the build, and often result in a worse tune. The reason they add so much on a VW is by altering boost as well.
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2015 Ford Mustang GT Fastback - Ingot Silver - 6M - Performance Package - Gibson Catback, JLT CAI, FR 47lb injectors, BAMA E85 tune, Eibach Sportline, BMR wheel hop kit, UPR oil separator, Steeda shifter bushing/bracket
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