Wagner Tuning Competition Intercooler KitCompetition Intercooler Kit for Mini Cooper S John Cooper Works (GP) The high performance intercooler core provides a 30% larger frontal area and 47% more volume compared to the stock intercooler. Our engineers have increased the intercooler core size and efficiency, as well as improved the end tank design to remove any OEM bottlenecks, resulting in increased flow rating and charge cooling properties. Despite of its size the weight of the complete