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Turbo Grand Prix

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


2,050 topics in this forum

  1. my TGP update

    • 9 replies
    • 1.2k views
  2. transmission vac modulator?

    • 4 replies
    • 1.1k views
  3. $8f .bin questions (ie TGP chip)

    • 3 replies
    • 1.2k views
    • 4 replies
    • 1k views
  4. 24# injectors

    • 4 replies
    • 1.1k views
  5. '

    • 2 replies
    • 1.2k views
  6. Symptoms of a bad Crank Sensor???

    • 6 replies
    • 6.8k views
  7. who has the highest mileage TGP engine?

    • 10 replies
    • 1.4k views
  8. '

    • 1 reply
    • 1.1k views
  9. Looking for lower intercooler pipe!

    • 7 replies
    • 1.1k views
  10. what transmission rebuild kit?

    • 5 replies
    • 1.1k views
  11. IAC parts number???

    • 0 replies
    • 919 views
  12. Gen. 1 W-Body Chassis vs. Gen. 2 W-Body Chassis

    • 12 replies
    • 1.9k views
  13. overboosting??

    • 11 replies
    • 1.6k views
  14. intercooler upgrade

    • 8 replies
    • 1.7k views
  15. Stock Fuel Pressure Levels???

    • 2 replies
    • 953 views
    • 13 replies
    • 1.6k views
  16. Does anybody know the stock TGP cam specs?

    • 15 replies
    • 1.7k views
  17. junkyard tgp, conversion bait for my 2003 gp 3.1?

    • 14 replies
    • 1.9k views
  18. Goodbye Honda; Hello Turbo Grand Prix!!!

    • 11 replies
    • 1.4k views
  19. super-white sealed beam conversion

    • 1 reply
    • 914 views
  20. heads up display height adjustment

    • 1 reply
    • 1k views
  21. addco sway bar

    • 0 replies
    • 1k views
  22. She Turned to 140,000MI at 120+

    • 2 replies
    • 926 views
  23. fuel cut-out at very low boost

    • 6 replies
    • 1.4k views
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