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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. 89 and 90 TGP differences 1 2 3 4

    • 75 replies
    • 7.2k views
  2. TGP turbine housing needed!

    • 10 replies
    • 1.4k views
  3. where can i get silicone turbo coolant supply/return hose??

    • 6 replies
    • 2.3k views
  4. Alright. Carnage pics. edit: pulled the head.. new pics 1 2

    • 31 replies
    • 3.6k views
  5. About to be a proud owner of a t25 turbo...

    • 9 replies
    • 1.2k views
  6. SES Light is on, and I need some help

    • 2 replies
    • 895 views
  7. TGP A/F Gauge behavior.. WTF?

    • 17 replies
    • 2.1k views
  8. questions/problems about 1990 TGP

    • 4 replies
    • 1k views
  9. help needed....

    • 21 replies
    • 2.3k views
    • 4 replies
    • 1k views
  10. need stock turbo.

    • 10 replies
    • 1.2k views
    • 7 replies
    • 1.1k views
  11. ';'; 1 2

    • 28 replies
    • 3k views
  12. Time for tires, Who's selling cheap tires?

    • 3 replies
    • 1.1k views
  13. Shift cables for the 5spd conversion ?

    • 3 replies
    • 903 views
  14. ';';

    • 4 replies
    • 1.1k views
  15. my LG5 paperweight

    • 5 replies
    • 1.1k views
  16. weird

    • 7 replies
    • 1k views
  17. Boost Control Ideas

    • 11 replies
    • 1.2k views
  18. Turbo Jacket

    • 10 replies
    • 1.4k views
    • 8 replies
    • 1.1k views
  19. G-tech 0-60 times

    • 4 replies
    • 1k views
  20. rear break line splitter box (proportioning)

    • 1 reply
    • 880 views
  21. New TGP, New Problems

    • 12 replies
    • 2.1k views
  22. Oh god, I hate asking..

    • 4 replies
    • 1k views
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