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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. more info on my car running like ass..

    • 7 replies
    • 1.1k views
  2. Spark plug blew out of head?!?!

    • 7 replies
    • 1.2k views
  3. fuel injector size?

    • 3 replies
    • 2.2k views
  4. M&S Production Downpipe

    • 11 replies
    • 1.5k views
  5. Boost gauge installed (pic)

    • 5 replies
    • 973 views
  6. service manual

    • 3 replies
    • 1k views
  7. oil, what does this mean?

    • 15 replies
    • 1.7k views
  8. Hard shift?

    • 1 reply
    • 938 views
  9. Ok Lets get together here

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

    • 1 reply
    • 826 views
  11. 1/4 mile times and stock boost?

    • 7 replies
    • 1.5k views
  12. Boost guage misteriously started working :) 1 2

    • 28 replies
    • 2.4k views
  13. 1/4 mile times from Bandimere....

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

    • 3 replies
    • 1k views
  15. FINAL POSTER UPDATE

    • 0 replies
    • 820 views
  16. A Few Questions

    • 9 replies
    • 1.7k views
  17. How much heat...

    • 5 replies
    • 976 views
  18. Hard shift from 1-2

    • 1 reply
    • 875 views
  19. ABS front enable relay

    • 0 replies
    • 950 views
  20. Aftermarket gauge questions

    • 1 reply
    • 938 views
  21. I hate FWD!!!

    • 7 replies
    • 1.2k views
  22. DYNOED MY TGP! S-AFC ?

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

    • 9 replies
    • 1.2k views
  24. Cruse Controle doesn't work

    • 4 replies
    • 970 views
  25. New Found Power!

    • 7 replies
    • 1.2k views
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