Recent content by tmsmotorsportuk

  1. T

    Diff questions

    ok, must be the 4.1 cwp is available from bmw that people have mentioned... Thank you for your help :)
  2. T

    Diff questions

    Hi All, I am an E46 M3 Driver, and hear lots of things about people using Z4 diffs to change ratios, does anyone know about this ? I've heard there is a 4,1 diff available ?
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