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Turbo Grand Prix

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


2,049 topics in this forum

  1. FINAL POSTER UPDATE

    • 0 replies
    • 923 views
  2. 1/4 mile times and stock boost?

    • 7 replies
    • 1.7k views
  3. Changed my Trans Filter today.

    • 3 replies
    • 1.1k views
  4. How much heat...

    • 5 replies
    • 1.1k views
  5. A Few Questions

    • 9 replies
    • 1.8k views
  6. ABS front enable relay

    • 0 replies
    • 1k views
  7. Aftermarket gauge questions

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

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

    • 1 reply
    • 945 views
  10. Boost guage misteriously started working :) 1 2

    • 28 replies
    • 2.8k views
  11. I hate FWD!!!

    • 7 replies
    • 1.3k views
  12. UPDATE ON POSTERS,

    • 0 replies
    • 1k views
  13. Coolant drain plug

    • 9 replies
    • 1.3k views
  14. Cruse Controle doesn't work

    • 4 replies
    • 1.1k views
  15. New Found Power!

    • 7 replies
    • 1.3k views
  16. My TGP' speedometer is off!

    • 2 replies
    • 1.3k views
  17. 2.5" Mandrel Downpipe!

    • 0 replies
    • 1k views
  18. Custom Crossover thoughts?

    • 11 replies
    • 1.6k views
  19. Looking for sensor parts numbers.

    • 0 replies
    • 880 views
  20. Full Height Spare Tire?

    • 4 replies
    • 1k views
  21. Lowering TGP?

    • 5 replies
    • 6k views
  22. Latest info on my TGP

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

    • 4 replies
    • 1.1k views
  24. header wrap and o2 sensor

    • 4 replies
    • 1.8k views
  25. 1/4 mile times from Bandimere....

    • 18 replies
    • 2.9k views
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