Quote:
Originally Posted by Addbuyer
From what I was told when researching exhaust work, I would get that in writing from your dealer but like that will happen.
Where exactly are the catalytic converters on the States spec X5’s because in Europe ‘catback’ has two meanings
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for US spec cars the Catalytic Converter is also known as the downpipes
so its cats, then the resonator (front muffler) and then the rear muffler