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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. 3-bar MAP

    • 3 replies
    • 1.3k views
  2. Exactly how much does a Jeff m x-over cost?

    • 5 replies
    • 1.3k views
  3. How would these wheels look?

    • 7 replies
    • 1.3k views
  4. WOT boost

    • 5 replies
    • 1.3k views
  5. 1989 TGP needs parts!!!

    • 7 replies
    • 1.3k views
  6. update/more questions, on car problems

    • 9 replies
    • 1.3k views
  7. BOV Issue? ya, acting up again...

    • 4 replies
    • 1.3k views
  8. B

    • 5 replies
    • 1.3k views
  9. TGP hud questions

    • 8 replies
    • 1.3k views
  10. Need 29C256 chips ASAP for TGP/TSTE

    • 6 replies
    • 1.3k views
  11. It's doing it again, not starting cold...

    • 3 replies
    • 1.3k views
  12. Another one down...

    • 6 replies
    • 1.3k views
  13. She's Alive! Alive!!

    • 4 replies
    • 1.3k views
  14. my TSTE's estimated resale?

    • 8 replies
    • 1.3k views
  15. downpipe

    • 2 replies
    • 1.3k views
  16. i need a new tgp!!!

    • 4 replies
    • 1.3k views
    • 3 replies
    • 1.3k views
  17. transmission is acting weird/cool

    • 5 replies
    • 1.3k views
  18. **RUNNING BAD** NEED HELP!!!!!!

    • 5 replies
    • 1.3k views
  19. A pillar guage setups

    • 6 replies
    • 1.3k views
  20. tgp value

    • 3 replies
    • 1.3k views
  21. dyno sheets and questions!

    • 5 replies
    • 1.3k views
  22. crossover heat sheild removal?

    • 5 replies
    • 1.3k views
  23. The TGP is Sold

    • 6 replies
    • 1.3k views
  24. 24# injectors

    • 4 replies
    • 1.3k views
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