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Turbo Grand Prix

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


2,047 topics in this forum

  1. What do you think? 1 2

    • 42 replies
    • 4.1k views
  2. What does your turbo sound like?

    • 17 replies
    • 2.1k views
  3. What If.........

    • 11 replies
    • 1.6k views
  4. What iron head will work.

    • 7 replies
    • 1.4k views
  5. What is a good tubo for my application?

    • 10 replies
    • 1.7k views
  6. what is minimum boost on a TGP?

    • 4 replies
    • 1k views
  7. What is this rubber hose? 3.1 Turbo

    • 5 replies
    • 1.1k views
  8. What kind of spark plug to put in TGP???

    • 17 replies
    • 1.6k views
  9. What mufflers should I get for my STE?

    • 13 replies
    • 1.3k views
  10. what rpm do you shift at WOT?

    • 12 replies
    • 1.3k views
  11. what should i do

    • 16 replies
    • 1.6k views
  12. What should I do about my TGP??

    • 22 replies
    • 1.7k views
  13. what should i do w/my other T25 turbo?

    • 5 replies
    • 855 views
  14. What The F#^K?????

    • 15 replies
    • 1.5k views
  15. What to do????????

    • 16 replies
    • 1.5k views
  16. What to expect with tgp?

    • 4 replies
    • 850 views
  17. What to look for....

    • 14 replies
    • 1.6k views
  18. What to use for rear cam seal???

    • 6 replies
    • 1k views
  19. what transmission rebuild kit?

    • 5 replies
    • 994 views
  20. What Type of Fan????

    • 6 replies
    • 1.1k views
  21. What weight of oil does everyone use?

    • 12 replies
    • 3.6k views
  22. what wideband are you using? 1 2

    • 33 replies
    • 6.7k views
  23. What would I need to remove my a/c???

    • 2 replies
    • 845 views
  24. What would this cause???

    • 4 replies
    • 1k views
  25. what's the difference - Melling 95HV oil pump and....

    • 4 replies
    • 1k views
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