but by the book it should not be any louder then it come out the factory and if it is 92 onwards it needs a cat unless it comes in the braket were some did not put cats on till 95 when all cars had to have them on
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Are you sure cats are required? I thought that a car just had to pass the emission levels for the particualar car and year? If it can meet these without a cat (very difficult) it will pass, will it not?