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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. Tan carpet color??

    • 5 replies
    • 1.2k views
  2. Anyone ever install a Turbo Timer?

    • 4 replies
    • 1.2k views
  3. want to turbocharge your 3.1? tip-

    • 4 replies
    • 1.2k views
  4. Fuel Injectors...

    • 7 replies
    • 1.2k views
  5. Check out this turbo on ebay

    • 4 replies
    • 1.2k views
  6. my TSTE's estimated resale?

    • 8 replies
    • 1.2k views
  7. Running 15psi on stock turbo?

    • 5 replies
    • 1.2k views
  8. To contact Jeff M about chips or X-over pipe purchases

    • 0 replies
    • 1.2k views
  9. Need turbine housing

    • 1 reply
    • 1.2k views
  10. update/more questions, on car problems

    • 9 replies
    • 1.2k views
  11. fuel pump info...

    • 4 replies
    • 1.2k views
  12. Does a cold night effect the turbo??

    • 8 replies
    • 1.2k views
  13. Need 29C256 chips ASAP for TGP/TSTE

    • 6 replies
    • 1.2k views
  14. TGP problem

    • 3 replies
    • 1.2k views
  15. 3-bar MAP

    • 3 replies
    • 1.2k views
  16. TGP Turbo Problems...Question about turbo rebuilds

    • 3 replies
    • 1.2k views
  17. Just having thoughts....

    • 9 replies
    • 1.2k views
  18. Difference between 89 and 90

    • 6 replies
    • 1.2k views
  19. Oil pump drive o-ring

    • 5 replies
    • 1.2k views
    • 3 replies
    • 1.2k views
  20. What is this rubber hose? 3.1 Turbo

    • 5 replies
    • 1.2k views
  21. Problem with my car and the turbo.

    • 5 replies
    • 1.2k views
  22. Bigg Turbo Build (Tranny thread)

    • 8 replies
    • 1.2k views
  23. boost activated cutout

    • 6 replies
    • 1.2k views
  24. anyone else seen this thread at corvette forum?

    • 1 reply
    • 1.2k views
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