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Performance

Anything to do relating to performance and BMW.

2003 topics in this forum

  1. 323i Head

    • 6 replies
    • 1833 views
    • 1 reply
    • 916 views
  2. m40 gearbox

    • 5 replies
    • 1414 views
    • 1 reply
    • 1337 views
    • 13 replies
    • 4704 views
  3. M42 into 2002

    • 14 replies
    • 3189 views
    • 4 replies
    • 1432 views
    • 7 replies
    • 2875 views
  4. AFM swap on E30

    • 13 replies
    • 3952 views
    • 17 replies
    • 6449 views
    • 11 replies
    • 3211 views
    • 3 replies
    • 11666 views
    • 21 replies
    • 8298 views
  5. 323i Head

    • 2 replies
    • 1544 views
    • 22 replies
    • 4490 views
  6. e39 540 exhaust

    • 2 replies
    • 1341 views
  7. M20 2.7 turbo build

    • 0 replies
    • 914 views
  8. e36 manual conversion

    • 6 replies
    • 2553 views
  9. e36 manual conversion

    • 12 replies
    • 3862 views
  10. cam grinding

    • 2 replies
    • 2596 views
    • 8 replies
    • 2459 views
    • 2 replies
    • 1148 views
  11. RB30 Throttle body?

    • 15 replies
    • 5074 views
    • 1 reply
    • 1078 views
  12. 2jz conversion

    • 1 reply
    • 1046 views
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