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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. Amendment to the turbo sedan project...

    • 6 replies
    • 1.1k views
  2. 8F ECU FILES

    • 4 replies
    • 1.1k views
  3. **RUNNING BAD** NEED HELP!!!!!!

    • 5 replies
    • 1.1k views
  4. The 1000th Topic!!!

    • 1 reply
    • 1.1k views
  5. '

    • 2 replies
    • 1.1k views
  6. What do you think my car is worth

    • 11 replies
    • 1.1k views
  7. anyone else seen this thread at corvette forum?

    • 1 reply
    • 1.1k views
  8. Back from my Vac ( injectors )

    • 11 replies
    • 1.1k views
  9. Need 29C256 chips ASAP for TGP/TSTE

    • 6 replies
    • 1.1k views
  10. A pillar guage setups

    • 6 replies
    • 1.1k views
  11. Smoke from the steering colum??

    • 8 replies
    • 1.1k views
  12. TSTE not doing so well

    • 3 replies
    • 1.1k views
  13. Trying to get my TGP started

    • 7 replies
    • 1.1k views
  14. regrets.

    • 4 replies
    • 1.1k views
  15. Finally Dubbed the 89 TGP factory tape

    • 4 replies
    • 1.1k views
  16. WOT boost

    • 5 replies
    • 1.1k views
  17. exhaust manifold pic?

    • 6 replies
    • 1.1k views
  18. Anyone ever install a Turbo Timer?

    • 4 replies
    • 1.1k views
  19. Who thinks I need new fuel injectors?

    • 5 replies
    • 1.1k views
  20. coolant overflow tank?

    • 4 replies
    • 1.1k views
  21. '

    • 1 reply
    • 1.1k views
  22. Does a cold night effect the turbo??

    • 8 replies
    • 1.1k views
  23. Running 12psi of boost???

    • 3 replies
    • 1.1k views
  24. Pic of my car

    • 6 replies
    • 1.1k views
    • 3 replies
    • 1.1k views
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