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derestriction

  1. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi All, I bought a 330D 184 2001 Manual 2 months ago so I am new to the BMW scene. Before this I drove (and still have) a Mazda 323f DITD 2.0 which had a decent amount of mods on it, so Im not new to the turbo-diesel tuning scene. I decided to do my first mod on my 330D last week - An...
  2. BMW 3 Series Forum - Technical Talk on the BMW E21
    I have been reading some of the how to posts on here and came across the one about de-restricting the air box. I did notice it was done on a 318 and was wondering if I did this to a 1995 316i would I notice any difference with performance and would it give me better MPG as this is what some...
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