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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. K&N and Cat question

    • 6 replies
    • 1.2k views
  2. Can't get turbo off TGP?!?! How is it done???

    • 12 replies
    • 1.2k views
  3. 1990 TGP ECM #'s

    • 2 replies
    • 1.2k views
  4. 1989 TGP Recalls ?

    • 4 replies
    • 1.2k views
  5. blue dash mat

    • 9 replies
    • 1.2k views
  6. 134a Retro Question

    • 4 replies
    • 1.2k views
  7. New guy and potential buyer

    • 8 replies
    • 1.2k views
  8. Oh tee he!

    • 1 reply
    • 1.2k views
  9. New product question?

    • 8 replies
    • 1.2k views
  10. turbo GP badges

    • 8 replies
    • 1.2k views
  11. carfax request

    • 14 replies
    • 1.2k views
  12. car problem o2 maybe?

    • 9 replies
    • 1.2k views
  13. Crank Calls

    • 3 replies
    • 1.2k views
  14. Spark plug blew out of head?!?!

    • 7 replies
    • 1.2k views
  15. Belt Tensioner

    • 8 replies
    • 1.2k views
  16. Radiator idea

    • 13 replies
    • 1.2k views
    • 10 replies
    • 1.2k views
  17. TGP Upgrade Questions.

    • 4 replies
    • 1.2k views
  18. Possible option for rebuilding the PMIII

    • 5 replies
    • 1.2k views
  19. If your interested in cheap power increase read on. . .

    • 9 replies
    • 1.2k views
  20. last stuff to fix on the tgp. vids

    • 6 replies
    • 1.2k views
  21. Tranny fluid change, a couple questions.

    • 1 reply
    • 1.2k views
  22. tgp problem

    • 1 reply
    • 1.2k views
  23. As anyone done Aftermarket intercoolers???

    • 13 replies
    • 1.2k views
  24. Internal Waste Gate for T-25

    • 8 replies
    • 1.2k views
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