Quote:
Originally Posted by johnung
Do you have one of these DPs on your car? Any more info on the company or who makes the cat that they use?
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I know there are a few members here with it(cg) on their b58 as well as n55, however i do not have more info other than what's here(in forums) or through google search.
https://f30.bimmerpost.com/forums/sh...1&postcount=16
https://f30.bimmerpost.com/forums/sh...precision+ds-1