Competition Intercooler Kit for BMW G30/31 520-540d The competition intercooler has the following core dimension (570mm x 236mm x 150mm / stepped = 16.160cm³) and thus offers a 70% larger cooling surface and 112% more charge air volume compared to the stock mounted intercooler. The new developed competition intercooler core supports a very high ratio of airflow and is also very light. The weight of the complete intercooler is only 10,5kg. The endtanks are made ??of cast aluminum and have been optimized under flow analyzes in the CFD system. With the help of additional air guides, inside the inlet, an uniform filling of the intercooler is provided. The original charge air hoses can still be used. The results are excellent cooling properties with minimum pressure drop. All of our intercooler use an anti corrosion protective coating with perfect thermal heat dissapating character. It is mounted to the original mounting points and is easy to perform (1:1 exchange). Ready for installation (plug & play), only replacing the stock intercooler. Optimum cooling of the charged air with a clear increase in performance! Dimensions stock Intercooler: 545mm x 145mm x 96mm V=7,6 Liter A=790 cm² Dimensions WAGNERTUNING intercooler: 570mm x 236mm x 150mm / gestuft V=16,2 Liter A=1345 cm² packing list: 1 intercooler (coated black) 1 installation instruction