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Turbo Grand Prix

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


2,051 topics in this forum

  1. Threaded wastegate rod

    • 4 replies
    • 1k views
  2. TGP Board

    • 0 replies
    • 1k views
  3. how are are water cooling lines ran on the turbos

    • 0 replies
    • 1k views
  4. Shift cables for the 5spd conversion ?

    • 3 replies
    • 1k views
  5. Identification numbers

    • 2 replies
    • 1k views
  6. Hard shift from 1-2

    • 1 reply
    • 1k views
  7. (edited, now:) Car does not want to start/ poor power

    • 4 replies
    • 1k views
  8. Turbo sizing flow calculations

    • 2 replies
    • 1k views
  9. To much smoke!

    • 2 replies
    • 1k views
  10. Long overdue update of my TSTE

    • 4 replies
    • 1k views
  11. Car alarm

    • 4 replies
    • 1k views
  12. 3 Kinds of Louvers???

    • 0 replies
    • 1k views
  13. Underhood paint question *not detail paint*

    • 3 replies
    • 1k views
  14. Anyone still have carfax.com access?

    • 4 replies
    • 1k views
  15. Well, HAPPY NEW YEAR!!! (what else!)

    • 2 replies
    • 1k views
  16. Cat question

    • 1 reply
    • 1k views
    • 1 reply
    • 1k views
  17. update!

    • 2 replies
    • 1k views
  18. Redoing TGP interior!!!

    • 3 replies
    • 1k views
    • 1 reply
    • 1k views
  19. One last question

    • 0 replies
    • 1k views
  20. Air Filter upgrade question

    • 4 replies
    • 1k views
  21. PMIII pressure switch update

    • 0 replies
    • 1k views
  22. new here... help? with TGP

    • 2 replies
    • 1k views
  23. Is this over boost fuel cut off? EDIT: Lesson learned!

    • 1 reply
    • 1k views
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