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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.


2,046 topics in this forum

  1. Used T25

    • 5 replies
    • 1.4k views
  2. 1989 prototype TGP??? 1 2

    • 26 replies
    • 4.1k views
  3. Post your dyno charts. & Boost quest.?

    • 7 replies
    • 1.6k views
  4. TGP Code Size Data

    • 10 replies
    • 1.8k views
  5. trying to find out how to get the TGPILOT chip

    • 1 reply
    • 935 views
  6. Powermaster III ABS Unit for Sale

    • 0 replies
    • 1.4k views
  7. Slapped a K&N filter onto my turbo!

    • 4 replies
    • 1.2k views
  8. The Cutlass is alive!

    • 9 replies
    • 1.4k views
  9. Engine Pic

    • 18 replies
    • 2.3k views
  10. Just put on a new cat...........WOW

    • 1 reply
    • 1.1k views
  11. Last hour on this TGP parts car

    • 3 replies
    • 1.2k views
    • 21 replies
    • 7.8k views
  12. general turbo question

    • 2 replies
    • 980 views
  13. Mike, with the low milage TGP for sale 90/black on my site

    • 0 replies
    • 933 views
  14. Complete turbo kit plus some

    • 7 replies
    • 1.5k views
  15. Need the years for these TGP codes

    • 22 replies
    • 2.2k views
  16. Turbo 3.1L vs. N/A 3.1L

    • 4 replies
    • 1.6k views
  17. Had a weird dream about TGP's

    • 5 replies
    • 2k views
  18. TGP oil & fuel pump ?

    • 16 replies
    • 2.1k views
  19. TGP FPR?

    • 6 replies
    • 1.4k views
  20. Busy weekend!

    • 0 replies
    • 932 views
  21. Black STE

    • 6 replies
    • 1.4k views
  22. Possible Purchase of STE

    • 18 replies
    • 2k views
  23. tgp problem

    • 1 reply
    • 1.2k views
  24. Cam observation...

    • 7 replies
    • 1.5k views
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