Do you experience any difference? I barely notice any change, MPG has been down about 2~3, but it's 10F outside. Expected drop. Other than that, nope. Car still drives like a champ.
Quote:
Originally Posted by Dcwld1023
LeiZ I was thinking the same thing..... SMH Thanx guys for all your advice.. 7 months later this damn code is killing me. I've been told it's the Cat but wouldn't there be a code for that. Also could the fact that the O2 sensor was was stripped and it was welded to stay in place be an issue. But than again no codes for O2 sensors..
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01' 3.0i E53 (M54) with 164,000 miles
07' 3.0si E83 (N52) with 134,000 miles
08' 3.0si E70 (N52) with 91,000 miles
