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Turbo Grand Prix

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


2,046 topics in this forum

  1. Spark plug blew out of head?!?!

    • 7 replies
    • 1.1k views
  2. fuel injector size?

    • 3 replies
    • 2.1k views
  3. M&S Production Downpipe

    • 11 replies
    • 1.4k views
  4. Boost gauge installed (pic)

    • 5 replies
    • 927 views
  5. service manual

    • 3 replies
    • 978 views
  6. oil, what does this mean?

    • 15 replies
    • 1.6k views
  7. Hard shift?

    • 1 reply
    • 892 views
  8. Ok Lets get together here

    • 1 reply
    • 757 views
  9. Finally doin MODS, new to the group here, one of a thousand.

    • 1 reply
    • 781 views
  10. 1/4 mile times and stock boost?

    • 7 replies
    • 1.4k views
  11. Boost guage misteriously started working :) 1 2

    • 28 replies
    • 2.3k views
  12. 1/4 mile times from Bandimere....

    • 18 replies
    • 2.6k views
  13. Changed my Trans Filter today.

    • 3 replies
    • 970 views
  14. FINAL POSTER UPDATE

    • 0 replies
    • 757 views
  15. A Few Questions

    • 9 replies
    • 1.6k views
  16. How much heat...

    • 5 replies
    • 925 views
  17. Hard shift from 1-2

    • 1 reply
    • 829 views
  18. ABS front enable relay

    • 0 replies
    • 895 views
  19. Aftermarket gauge questions

    • 1 reply
    • 893 views
  20. I hate FWD!!!

    • 7 replies
    • 1.1k views
  21. DYNOED MY TGP! S-AFC ?

    • 18 replies
    • 1.8k views
  22. Coolant drain plug

    • 9 replies
    • 1.1k views
  23. Cruse Controle doesn't work

    • 4 replies
    • 926 views
  24. New Found Power!

    • 7 replies
    • 1.2k views
  25. UPDATE ON POSTERS,

    • 0 replies
    • 895 views
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