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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. question for you turbo experts

    • 18 replies
    • 3k views
  2. 3.1 Turbo V6 Rebuild

    • 16 replies
    • 3k views
  3. Bogging/hesitation under WOT

    • 20 replies
    • 3k views
  4. Rear Coil-Over conversion

    • 6 replies
    • 2.9k views
  5. An important UNIMPORTANT question about 0-60 times... 1 2

    • 27 replies
    • 2.9k views
  6. TGP's have very low drag coefficients...

    • 6 replies
    • 2.9k views
  7. My TGP is one of a kind?

    • 12 replies
    • 2.9k views
  8. Looking for 4T60 Transmission - 90 TGP 1 2

    • 27 replies
    • 2.9k views
  9. HUD problem

    • 9 replies
    • 2.9k views
  10. My TGP finally has a new valence!!!

    • 16 replies
    • 2.9k views
  11. Help me make this work 1 2

    • 29 replies
    • 2.9k views
  12. Found!!! 89 TGP in Junkyard

    • 12 replies
    • 2.9k views
  13. Knocking/ticking noise at startup

    • 5 replies
    • 2.9k views
  14. WTB: LG5 Exhaust Manifolds

    • 19 replies
    • 2.9k views
  15. The Best Headgaskets for the TGP's....

    • 16 replies
    • 2.9k views
  16. Turbos Boost Gauge Died

    • 24 replies
    • 2.9k views
  17. Disconnecting the Throttle-body heater hoses...

    • 17 replies
    • 2.9k views
  18. More Trans research

    • 4 replies
    • 2.9k views
  19. TGP 4T60HD trans ID help.

    • 10 replies
    • 2.9k views
  20. Boneyard Find

    • 24 replies
    • 2.9k views
  21. Newbie

    • 19 replies
    • 2.9k views
  22. Made a webpage about TGP's

    • 20 replies
    • 2.8k views
    • 17 replies
    • 2.8k views
  23. Short speedo vid(no sound unfortunately) ~20-112mph 1 2

    • 30 replies
    • 2.8k views
  24. Got a new drag run, 12.873 @107.93 mph

    • 22 replies
    • 2.8k views
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