15-11-2012, 12:34 PM
Serious answer alert!!!
You've either still got something in the cat, blocking it. Or a common problem on the XU petrol engines after a de-cat is that the centre box blows itself apart inside.
You've either still got something in the cat, blocking it. Or a common problem on the XU petrol engines after a de-cat is that the centre box blows itself apart inside.
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