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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. New Mufflers, any recommendations? 1 2

    • 31 replies
    • 2.6k views
  2. parting out white TSTE

    • 18 replies
    • 2.6k views
  3. Big Turbo Guys Come In .

    • 5 replies
    • 2.6k views
  4. Intercooling Gods

    • 19 replies
    • 2.6k views
  5. Tan TGP dash

    • 4 replies
    • 2.6k views
  6. Engine Pic

    • 18 replies
    • 2.6k views
    • 27 replies
    • 2.6k views
  7. I just bought a 90 tgp and dont know much about em yet. 1 2

    • 28 replies
    • 2.6k views
  8. front clip swapp 1 2

    • 27 replies
    • 2.6k views
  9. '

    • 23 replies
    • 2.6k views
  10. new tgp owner 1 2

    • 26 replies
    • 2.6k views
  11. Possible TGP Part Out.

    • 19 replies
    • 2.6k views
  12. Need the years for these TGP codes

    • 22 replies
    • 2.6k views
    • 10 replies
    • 2.6k views
  13. i have a bigger turbo

    • 10 replies
    • 2.6k views
  14. where to order FUEL LINE or Repair

    • 6 replies
    • 2.5k views
  15. Vacuum block clip

    • 4 replies
    • 2.5k views
  16. New to the Gran Prix

    • 9 replies
    • 2.5k views
  17. looking for cheapest upgrades first. can someone help

    • 17 replies
    • 2.5k views
  18. bad blowoff valve?

    • 16 replies
    • 2.5k views
  19. Turbo Problems...still - NOT ANYMORE!!! FIXED!!!! 1 2

    • 26 replies
    • 2.5k views
  20. Blow Off Valve Location?

    • 17 replies
    • 2.5k views
  21. I got a code 33

    • 9 replies
    • 2.5k views
  22. Looking to turbo my 96 GP 3.1...need help

    • 13 replies
    • 2.5k views
  23. Intercooler pics

    • 24 replies
    • 2.5k views
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