Terrafirma Defender 2.4 TDCI De Cat Down Pipe This Terrafirma replacement 'de-cat' downpipe fits directly into the exhaust system with no modification needed to the rest of the vehicle. It offers improved performance and an ideal replacement for failed catalytic converters. This is a direct replacement for the standard catalytic converter Please be aware with changing MOT requirements this may affect your emissions, resulting in your vehicle failing its test. We therefore recommend this is for off-road use only. Made from 1.5mm 409 stainless steel, this carries a 10 year guarantee. These are made to considerably outlast the life of the original system. 409 is ideally suited for automotive exhaust systems as its easier to bend and weld, and is not prone to cracking due .
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