JE Pistons BMW N54B30 Ultra Series Set of 6 Pistons 2013-mercedes-benz-c250-esi9455829 reducing flex and improving brake

reducing flex and improving brake pedal feel for high-performance braking applications

2015+ Mini Cooper F55/F56/F57

Year Make Model Submodel 2010-2011 Audi S4 Base 2009-2011 Audi S5 Base 2010-2011 Audi S5 Cabriolet

COBB Sport does not increase the auto shift limit

JE Pistons BMW N54B30 Ultra Series Set of 6 Pistons 2013-mercedes-benz-c250-esi9455829 reducing flex and improving brakeUltra Series forged pistons from JE are the industry? s strongest, most fully featured pistons available off the shelf. Offered for a wide range of import and sport compact applications from 2JZ to 4G63 and Audi to BMW, Ultra Series pistons feature JE? s proprietary Aligned Grain Flow forging technology providing next level tensile strength ideal for the extreme cylinder pressures of power adder engine builds. Equipped with custom level features