Quote:
Originally Posted by VintageBMW
You can order them with Race Cats from AR, that is what I am doing just to make sure the car does not trip any codes.
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I have been told today by a UK tuner that catless DP's have passed MOT test on 335i with secondary cats in place.
So should be ok on my Z
Don't want to go with race cats as you get less power and less sound.