Main issue in W211 is intercooler, which restricts power, even with stock fuel and boost system.Street performance intercooler, manufactured from high quality aluminum alloy, provides outstanding heat exchange capabilities, largely improving car’s performance over OEM intercooler.Intercooler 700x180x65mm – 27x7x2.55 inchCore size 550x180x65mm – 21.6x7x2.55 inchSuitable up to 400HPPerfectly fits for Mercedes – Benz Inline Engines
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