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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. Upper charge pipe?

    • 12 replies
    • 2k views
  2. Got my helmet today so now I can go back to the track.

    • 16 replies
    • 2k views
  3. TGP 1/4 times list

    • 22 replies
    • 2k views
  4. TGP gas mileage with Topgun 160 chip

    • 9 replies
    • 2k views
  5. pulling timing? my boost controller? both? help!

    • 16 replies
    • 2k views
  6. Need BOV recommendations

    • 22 replies
    • 1.9k views
  7. need help just purchased 90 ste turbo

    • 24 replies
    • 1.9k views
  8. Gauge Clusters

    • 11 replies
    • 1.9k views
  9. What are the tricks?

    • 22 replies
    • 1.9k views
  10. Help with turbo tech

    • 3 replies
    • 1.9k views
  11. TGP and Optima Model

    • 24 replies
    • 1.9k views
  12. My New Toy!!

    • 16 replies
    • 1.9k views
  13. Trunk Lid

    • 8 replies
    • 1.9k views
  14. Transmission problems???

    • 5 replies
    • 1.9k views
  15. Jud's 3400 top end swap discussion

    • 14 replies
    • 1.9k views
  16. turning up the boost?

    • 16 replies
    • 1.9k views
  17. Crossover install done.

    • 12 replies
    • 1.9k views
  18. new computer

    • 18 replies
    • 1.9k views
  19. TGP Hood, Valence #'s

    • 4 replies
    • 1.9k views
  20. HUD install

    • 7 replies
    • 1.9k views
  21. Whats gas mileage do you get?

    • 17 replies
    • 1.9k views
  22. Tranny

    • 16 replies
    • 1.9k views
  23. who will make me a 5-speed chip?

    • 16 replies
    • 1.9k views
  24. Compressor Bypass Valve

    • 5 replies
    • 1.9k views
  25. F-n Headlights.....

    • 13 replies
    • 1.9k views
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