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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. Found a 5-speed GP

    • 9 replies
    • 1.6k views
  2. TGP coolant overflow tank question

    • 6 replies
    • 1.6k views
  3. Who wants a TGP?

    • 8 replies
    • 1.6k views
  4. PM III fluid levels

    • 1 reply
    • 1.6k views
  5. wastegate actuator

    • 1 reply
    • 1.6k views
  6. fuel pump help

    • 10 replies
    • 1.6k views
  7. One less Turbo STE in the world =(

    • 9 replies
    • 1.6k views
  8. Overboosting

    • 9 replies
    • 1.6k views
  9. Boost Control Ideas

    • 11 replies
    • 1.6k views
  10. swap questions

    • 7 replies
    • 1.6k views
  11. New Found Power!

    • 7 replies
    • 1.6k views
  12. NEED TURBO PART!!

    • 5 replies
    • 1.6k views
  13. Goodbye Honda; Hello Turbo Grand Prix!!!

    • 11 replies
    • 1.6k views
  14. new to the forum, asking for help

    • 10 replies
    • 1.6k views
  15. Santa is coming early this year!

    • 1 reply
    • 1.6k views
  16. Another TSTE with 5 spokes??? It won't be long!!!

    • 9 replies
    • 1.6k views
  17. Lookin into a 90 TGP...any thoughts?

    • 9 replies
    • 1.6k views
  18. What mufflers should I get for my STE?

    • 13 replies
    • 1.6k views
  19. Chip burning and injectors

    • 8 replies
    • 1.6k views
  20. TGP EGR mount different?

    • 12 replies
    • 1.6k views
  21. 100K and up on TGP

    • 10 replies
    • 1.6k views
  22. kkj

    • 7 replies
    • 1.6k views
  23. Manifold Air Temp Coolant Temp sensors

    • 2 replies
    • 1.6k views
  24. New radiator hoses on TGP...

    • 4 replies
    • 1.6k views
  25. Differences between the 95+ DSM T-25 and the TGP T-25

    • 6 replies
    • 1.6k views
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