The new designed Competition EVO2 Intercooler Kit for Audi RS4 B5. The WAGNERTUNING high-performance intercooler has got a new competition core (latest Tube-Fin-Technology) with the dimensions 255 mm x 260 mm x 120 mm (7.95 liters) / 10,0Inch x 10,2Inch x 4,7Inch (479,4Inch³), which was developed specifically for the RS4 B5 enthusiasts with high tuned cars. This high-performance core offers an 43 % larger frontal surface and 147 % more core volume compared to the stock intercooler. The aluminum cast endtanks were designed in CAD and optimized in CFD simulations (for an ideal internal airflow). The result is an excellent cooling property with a minimal back pressure. The newly developed competition high-performance core is very light. 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 takes place at the stock mounting points. But, major modifications to the vehicle are necessary to install these intercoolers (see installation instructions). All our products are subject to a continuous quality monitoring. Inlet diameter: Ø65 mm/2,56Inch ; Outlet diameter Ø65 mm/2,56Inch The WAGNERTUNING Competition EVO2 intercooler kit for RS4 B5 features: latest tube fin technology intercooler cores 255mm x 260mm x 120mm exposed core dimensions CAD / FEM optimized cast aluminum end tanks 4-ply silicone hoses available in black lightweight carbon composite intercooling ducts OEM Mounting Points 43% more intercooler face area vs. OEM 147% larger airflow vs. OEM new Bumper Intake Grills for high airflow, OEM fog light mounting