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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. Changed my Trans Filter today.

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

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

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

    • 0 replies
    • 993 views
  5. Aftermarket gauge questions

    • 1 reply
    • 987 views
  6. DYNOED MY TGP! S-AFC ?

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

    • 1 reply
    • 913 views
  8. Boost guage misteriously started working :) 1 2

    • 28 replies
    • 2.7k views
  9. I hate FWD!!!

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

    • 0 replies
    • 975 views
  11. Coolant drain plug

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

    • 4 replies
    • 1k views
  13. New Found Power!

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

    • 2 replies
    • 1.2k views
  15. 2.5" Mandrel Downpipe!

    • 0 replies
    • 971 views
  16. Custom Crossover thoughts?

    • 11 replies
    • 1.5k views
  17. Looking for sensor parts numbers.

    • 0 replies
    • 835 views
  18. Full Height Spare Tire?

    • 4 replies
    • 995 views
  19. Lowering TGP?

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

    • 4 replies
    • 1k views
  21. Anyone ever install a Turbo Timer?

    • 4 replies
    • 1k views
  22. header wrap and o2 sensor

    • 4 replies
    • 1.7k views
  23. 1/4 mile times from Bandimere....

    • 18 replies
    • 2.8k views
  24. How to check the X-Over?

    • 2 replies
    • 1k views
  25. New product question?

    • 8 replies
    • 1.3k views
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