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Turbo Grand Prix

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


2,050 topics in this forum

  1. TGP for sale

    • 3 replies
    • 1.1k views
  2. Changing Intercoolers....again

    • 7 replies
    • 1.1k views
  3. Need 29C256 chips ASAP for TGP/TSTE

    • 6 replies
    • 1.1k views
  4. 3-bar MAP

    • 3 replies
    • 1.1k views
  5. 8F ECU FILES

    • 4 replies
    • 1.1k views
  6. sliping in reverse now wat?

    • 2 replies
    • 1.1k views
  7. ''''''''''

    • 4 replies
    • 1.1k views
  8. Running 15psi on stock turbo?

    • 5 replies
    • 1.1k views
  9. Oil pump drive o-ring

    • 5 replies
    • 1.1k views
  10. Cruse Controle doesn't work

    • 4 replies
    • 1.1k views
  11. Firing Order on my TGP

    • 7 replies
    • 1.1k views
  12. Anyone ever install a Turbo Timer?

    • 4 replies
    • 1.1k views
  13. ok....

    • 8 replies
    • 1.1k views
  14. WOT boost

    • 5 replies
    • 1.1k views
  15. Does a cold night effect the turbo??

    • 8 replies
    • 1.1k views
  16. Time for tires, Who's selling cheap tires?

    • 3 replies
    • 1.1k views
  17. question for those of you with grainger valve MBCs...

    • 5 replies
    • 1.1k views
  18. Boost all over the place!!!

    • 7 replies
    • 1.1k views
  19. update/more questions, on car problems

    • 9 replies
    • 1.1k views
    • 3 replies
    • 1.1k views
  20. G

    • 7 replies
    • 1.1k views
  21. coolant overflow tank?

    • 4 replies
    • 1.1k views
  22. Trying to get my TGP started

    • 7 replies
    • 1.1k views
  23. No spark

    • 12 replies
    • 1.1k views
  24. '

    • 6 replies
    • 1.1k views
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