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Turbo Grand Prix

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


2,047 topics in this forum

  1. for whom it may concern (pmIII)

    • 1 reply
    • 3.2k views
  2. Oil plug Torque, TGP

    • 3 replies
    • 3.2k views
  3. $12 intake build

    • 17 replies
    • 10.6k views
  4. Trans swap

    • 9 replies
    • 4.2k views
  5. Gauges

    • 22 replies
    • 5.4k views
  6. Question for TGP drivers.

    • 14 replies
    • 4.4k views
  7. Finishing up

    • 6 replies
    • 3.1k views
  8. TGP Forum 1 2

    • 32 replies
    • 9.7k views
  9. Dan's TGP Take 4

    • 11 replies
    • 3.9k views
  10. Dan's TGP Take 3 1 2

    • 27 replies
    • 6.7k views
  11. 1989 Prototype Grand Illusion

    • 15 replies
    • 5.6k views
  12. $8f tuning. boost values

    • 6 replies
    • 3.2k views
  13. Hoses

    • 1 reply
    • 2.3k views
  14. Tech1 Cartridge For Powermaster III?

    • 10 replies
    • 3.2k views
  15. Fog Lamp Bulb Upgrade?

    • 10 replies
    • 3.1k views
  16. 1990 turbo grand prix help pleease 1 2

    • 46 replies
    • 7.9k views
    • 1 reply
    • 2.3k views
  17. More Trans research

    • 4 replies
    • 2.9k views
  18. Rock Auto Shift kit for TGP

    • 1 reply
    • 3.1k views
  19. Craigslist find 1990 GP ASC Mclaren Turbo Chicago area 6,700 Miles

    • 1 reply
    • 2.2k views
  20. Launch control?

    • 1 reply
    • 2.2k views
  21. 1989 TGP To Part out or Not

    • 12 replies
    • 3.6k views
  22. Wiring garbage on TGP

    • 6 replies
    • 2.7k views
  23. PMIII parts availability

    • 12 replies
    • 3.4k views
  24. Pipe Oil Cooler

    • 0 replies
    • 1.9k views
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