COMPETITION INTERCOOLER KIT for BMW E46: BMW E46 318d (85kw/116PS) from 2003 BMW E46 320d/Cd/td (100-110KW/136-150PS) from 2003 BMW E46 330d/Cd/xd (135-150KW/184-204PS) from 2003 does not fit for 320td Compact with M Bumper r. ( BMW PartNr: 51 11 7 894750 or 51 71 7 895 094, [ XENON] ) The WAGNERTUNING high-performance intercooler has got a new competition core (Tube Fin) with the dimensions 550 mm x 168 [139] mm x 120 [100] mm [stepped] / 21,6 Inch x 6,6 [5,5] Inch x 4,7 [3,9] Inch [stepped], which was developed especially for the requirements of the BMW E46 diesel engines. This high-performance core offers an 31 % larger frontal surface and 205 % more core volume compared to the stock intercooler. The aluminium cast endtanks were designed in CAD and optimised in CFD simulations (for an ideal internal airflow). The result is a excellent cooling property with a minimal back pressure. That`s why this kit is perfect for racing use. An optimal cooling effect of the charged air with a significant increase in performance! An anti-corrosion powder coating with perfect heat-conducting properties protects the WAGNERTUNING intercooler from all environmental influences, so a lasting and optimal cooling effect can be guaranteed. The installation is done by replacing the original intercooler and is easy to perform (plug and play). All our products are subject to a continuous quality monitoring. Inlet diameter: €?63 mm/2,5 Inch (stock click-connection) ; Outlet diameter €?63 mm/2,5 Inch (stock click-connection) Dimensions stock intercooler: 540 mm x 130 mm x 50 mm / 21,3 Inch x 5,1 Inch x 2 Inch V = 3,51 L / 214,2 Inchô� A = 702 cmôì / 108,8 Inchôì Dimensions WAGNERTUNING intercooler: 550 mm x 168 [139] mm x 120 [100] mm [stepped] / 21,6 Inch x 6,6 [5,5] Inch x 4,7 [3,9] Inch [stepped] V = 10,7L / 653 Inchô� A = 919 cmôì / 142,5 Inchôì kit comes with: 1 intercooler 1 mounting material 1 installation instruction