Quote:
Originally Posted by JanE53diesel
Good day. I own a 2005 BMW e53 3.0d with 247890 km of which I emptied the catalytic converter by cutting it open and removed the inner part and replaced the two rear mufflers with straight through boxes. My cat had no sensors close by. The diesel is quiet though.
There was a drastic change in power and the car did not feel heavy any more. Acceleration improved drastically . My beemer feels alive again.
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Hey Jan,
could you please share a video,
or Youtube clip of your X5,
so we can hear your open exhaust please?