Designed in-house by Direnza engineers, our decat downpipes are a direct replacement for the stock catalytic converters. Engineered to not only improve power and torque but also throttle response on the C63 4.0 litre turbo engine. ---Manufactured from T304 grade stainless steel and fully TIG welded ---Feature CNC machined flanges with mandrel bent pipework for that perfect fit every time ---Designed to be a direct replacement for the OEM downpipes ---Replaces the original catalytic converters to improve not only power but sound from the engine ---Sold for off-road/track use only Fitment Mercedes-Benz C63 AMG W205 2014-2021 models.
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