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1-7 of 7 Results
  1. Driveline, Performance, Tuning
    2002 330ci w/ a 2005 330i sedan engine Thinking of deleting my SAP and eventually installing catless headers, but not just yet because I have a few problems to address. Has anyone deleted their SAP and kept their stock exhaust manifold. If so, can I delete my SAP without a tune?
  2. UK
    I have a m54b30 with m52 manifolds. Could I run a full exhaust from a 323i or 328i so I could have cats then?
  3. Driveline
    Is there anybody who would require something like this, what would it be worth to somebody? Rust free car California 2000-2009, Florida 2009-now.
  4. E46 M3
    I'm trying to get some aftermarket cats as the ones I have are bad. I have some catless headers on the way so all I need to Euro-spec the car is some cats that will pass a sniffer test. Only thing is, I can't seem to find any place that tells me what size cats I need. From what I've read, 200...
  5. E46 General
    Went to mechanic to help diagnose a rattling noise which happened in a range of RPM's in each gear. He said something with the cats is most likely wrong, and can just replace them as long as I get cats. My question is how will aftermarket cats fit? Is it worth going high flow cats? Then i also...
  6. E46 General
    Alright so I drive a bmw e46 325i. My main question is I have a res delete and a muffler delete as well as duel glasspacks. My car is absolutely quiet. From the videos I see about a simple muffler delete my car should be a lot louder it sounds stock and I have no idea why. I have no codes about...
  7. E46 General
    I'm just posting this because I am wondering if anyone has ever heard of or considered this unconventional idea. It's cutting out the stock cats and replacing them with piping, while splicing in high flow cats in the midsection. What is the point? To possibly maintain the sound quality of my car...
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