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  1. Welcome to The VW T4 Forums
    Hi, Was wondering if anybody could offer any advice on decating my T4. My exhaust was blowing so took it to the garage and they've recommended a stainless steal decat exhaust. They said it would be better and give a little more power. Thats nice but doesn't it put your emissions through the...
  2. Engine & Gearbox
    Just got a call from the MOT garage my van (99 1.9TD) has gone to saying its failed due to a hole in the exhaust to the rear of the CAT causing dangerous emmisions and that the cat and downpipe will need replacing. Does this sound right to you? Id read on here the CAT itself wasn't testable on...
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