Join Date: Dec 2005
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It depends on how large a blow there is,but it could well fail an emissions test.
The Lambda readings might be a little too high due to the extra air being drawn into the exhaust through the hole,but it really does depend on how big the hole is.
I'd rather push my Alfa than drive a BMW....
Currently in Lagdti's garage:
2004 Saab 9-5 HOT Aero and a 2001 Audi A3 1.8 Turbo