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Turbo Grand Prix

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


2,051 topics in this forum

  1. stock 1990 grand prix turbo

    • 10 replies
    • 1.9k views
  2. TGP Tune up

    • 5 replies
    • 1.9k views
  3. TurboXS

    • 5 replies
    • 1.9k views
  4. started disassembling the TGP motor today (pics)

    • 23 replies
    • 1.8k views
  5. Upgraded Fuel Injectors Part Number?????

    • 15 replies
    • 1.8k views
  6. New track times

    • 10 replies
    • 1.8k views
  7. Got me a brand new GM valance for the TGP

    • 7 replies
    • 1.8k views
  8. Thinking about buying TGP, Brake Booster interchangability??

    • 10 replies
    • 1.8k views
  9. fuel system questions

    • 2 replies
    • 1.8k views
  10. 90 TSTE radiator

    • 12 replies
    • 1.8k views
  11. Turbo Grand Prix Question

    • 3 replies
    • 1.8k views
  12. oil/coolant supply & return for turbo ???

    • 13 replies
    • 1.8k views
  13. CheapTurbo.com possibly worst company in the world?

    • 12 replies
    • 1.8k views
  14. Help me prolong the life of my TGP!!!

    • 9 replies
    • 1.8k views
  15. Used T25

    • 5 replies
    • 1.8k views
  16. 5-speed MPG?

    • 15 replies
    • 1.8k views
  17. TGP 3rd Brake Light Overlays...

    • 7 replies
    • 1.8k views
  18. has any one looked in to a 4t65hd

    • 8 replies
    • 1.8k views
  19. Turbo badge repair

    • 1 reply
    • 1.8k views
    • 10 replies
    • 1.8k views
  20. i got lucky!!!

    • 7 replies
    • 1.8k views
  21. TGP Chip tuning

    • 0 replies
    • 1.8k views
  22. PLEASE HELP!! Need a Detent (tv) cable 1990 ste!

    • 9 replies
    • 1.8k views
    • 13 replies
    • 1.8k views
    • 16 replies
    • 1.8k views
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