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Turbo Grand Prix

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


2,049 topics in this forum

  1. Latest info on my TGP

    • 4 replies
    • 1.1k views
  2. replacement turbos??

    • 5 replies
    • 1.1k views
    • 5 replies
    • 1.1k views
  3. MOVED: Does anybody need a complete abs brake system?

    • 0 replies
    • 1.1k views
    • 2 replies
    • 1.1k views
  4. Bigg Turbo Build (Tranny thread)

    • 8 replies
    • 1.1k views
  5. Jeff Ms site is missing the.....

    • 1 reply
    • 1.1k views
  6. dyno sheets and questions!

    • 5 replies
    • 1.1k views
  7. Arrrggghhhh! where did fourth gear go???? slipping?

    • 3 replies
    • 1.1k views
  8. Looking for lower intercooler pipe!

    • 7 replies
    • 1.1k views
  9. What would this cause???

    • 4 replies
    • 1.1k views
  10. Nitromethane.....

    • 2 replies
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  11. Sensors

    • 3 replies
    • 1.1k views
  12. Where exactly is the IAC?

    • 4 replies
    • 1.1k views
  13. wheels and tires *mods hear me out*

    • 1 reply
    • 1.1k views
  14. Volumetric Efficiency and turbos...

    • 5 replies
    • 1.1k views
  15. Iridium Plugs/Stock Plugs et-all

    • 6 replies
    • 1.1k views
  16. Good hose.?

    • 0 replies
    • 1.1k views
    • 8 replies
    • 1.1k views
  17. Looking for a tutorial about rear brakes

    • 5 replies
    • 1.1k views
  18. Tons of TGP parts for sale: Turbo, Dashboard, Intercooler and more!!!

    • 1 reply
    • 1.1k views
  19. TV cable got super tight.

    • 3 replies
    • 1.1k views
  20. during the rebuild- good news/bad news

    • 3 replies
    • 1.1k views
  21. my LG5 paperweight

    • 5 replies
    • 1.1k views
  22. TGP/TSTE Cluster

    • 3 replies
    • 1.1k views
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