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  1. Header coating durability

    General E46 Forum
    Hello, I am looking at getting 100% fitment headers from a current group buy and was considering getting the ceramic coating option. I was considering the possibility of running spark plug de-foulders on the bungs. However, in the situation that they don't fit with the extra sensor length, I...
  2. Technik Headers and Header Install Kit Part #'s

    Driveline, Engine & DME Tuning
    I received my Technik Headers today! I had thought seriously about going with some Ebay headers, but ended up with these instead...:pimpin: I can't wait to get them on the car! I am planning on just installing the headers for now, leaving the stock exhaust, and stock intake. I have a few...