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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. where can i get silicone turbo coolant supply/return hose??

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

    • 31 replies
    • 3.4k views
  3. About to be a proud owner of a t25 turbo...

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

    • 2 replies
    • 855 views
  5. TGP A/F Gauge behavior.. WTF?

    • 17 replies
    • 2k views
  6. questions/problems about 1990 TGP

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

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

    • 10 replies
    • 1.2k views
    • 7 replies
    • 1.1k views
  9. ';'; 1 2

    • 28 replies
    • 2.8k views
  10. Time for tires, Who's selling cheap tires?

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

    • 3 replies
    • 853 views
  12. ';';

    • 4 replies
    • 1k views
  13. my LG5 paperweight

    • 5 replies
    • 1k views
  14. weird

    • 7 replies
    • 957 views
  15. Boost Control Ideas

    • 11 replies
    • 1.1k views
  16. Turbo Jacket

    • 10 replies
    • 1.3k views
    • 8 replies
    • 1k views
  17. G-tech 0-60 times

    • 4 replies
    • 998 views
  18. rear break line splitter box (proportioning)

    • 1 reply
    • 835 views
  19. New TGP, New Problems

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

    • 4 replies
    • 962 views
  21. heat wrap for the IC pipe

    • 3 replies
    • 981 views
  22. TGP SWAP repair begins!! BEWARE 56 K

    • 22 replies
    • 2k views
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