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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. Finally doin MODS, new to the group here, one of a thousand.

    • 1 reply
    • 971 views
  2. oil, what does this mean?

    • 15 replies
    • 2k views
  3. FINAL POSTER UPDATE

    • 0 replies
    • 1k views
  4. 1/4 mile times and stock boost?

    • 7 replies
    • 1.9k views
  5. Changed my Trans Filter today.

    • 3 replies
    • 1.2k views
  6. How much heat...

    • 5 replies
    • 1.2k views
  7. A Few Questions

    • 9 replies
    • 1.9k views
  8. ABS front enable relay

    • 0 replies
    • 1.1k views
  9. Aftermarket gauge questions

    • 1 reply
    • 1.1k views
  10. DYNOED MY TGP! S-AFC ?

    • 18 replies
    • 2.1k views
  11. Hard shift from 1-2

    • 1 reply
    • 1k views
  12. Boost guage misteriously started working :) 1 2

    • 28 replies
    • 3k views
  13. I hate FWD!!!

    • 7 replies
    • 1.4k views
  14. UPDATE ON POSTERS,

    • 0 replies
    • 1.1k views
  15. Coolant drain plug

    • 9 replies
    • 1.5k views
  16. Cruse Controle doesn't work

    • 4 replies
    • 1.2k views
  17. New Found Power!

    • 7 replies
    • 1.4k views
  18. My TGP' speedometer is off!

    • 2 replies
    • 1.4k views
  19. 2.5" Mandrel Downpipe!

    • 0 replies
    • 1.1k views
  20. Custom Crossover thoughts?

    • 11 replies
    • 1.7k views
  21. Looking for sensor parts numbers.

    • 0 replies
    • 976 views
  22. Full Height Spare Tire?

    • 4 replies
    • 1.1k views
  23. Lowering TGP?

    • 5 replies
    • 6.1k views
  24. Latest info on my TGP

    • 4 replies
    • 1.1k views
  25. Anyone ever install a Turbo Timer?

    • 4 replies
    • 1.2k views
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