This tune is for the 957 3.6L, 4.8L is all about making your Porsches faster! With years of knowledge under our belts, our expert team of Porsche engineers will fine-tune your Porsche 957 3.6L, 4.8L ECU resulting in higher performance gains and smoother power delivery across the board. Our Porsche ECU tune for the 957 will grant you higher horsepower and a better driving experience every time you get behind the wheel. SMS can even remove limits set by the factory unleashing your Cayenne powerful hidden potential!
Contact your local SMS location to ger more info!