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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. Riddle me this about the Check Engine Light...

    By Penglii,   
    • 5 replies
    • 1.6k views

  2. 1990 Pontiac Turbo Grand Prix - Tuned with Videos - Questions?

    By jongrappin,
    • 17 replies
    • 2.6k views

  3. TGP guys- Is this worth 700? 1 2

    By visitor,
    • 32 replies
    • 4.7k views

  4. factory boost gauge accuracy?

    By Garrett Powered,   
    • 13 replies
    • 2.2k views

  5. Crossover to Manifold Bolt help needed!!

    By Penglii,   
    • 10 replies
    • 1.7k views

  6. Penglii's 1989 TGP 1 2 3 4 23

    By Penglii,   
    • 569 replies
    • 52.5k views

  7. Slalom and skid pad numbers for a stock TGP

    By GOT2B GM,   
    • 2 replies
    • 2k views

  8. Post your VIN + build date.

    By mfewtrail,   
    • 4 replies
    • 1.5k views

  9. TGP VIN database - website inside! 1 2 3 4 9

    By mfewtrail,   
    • 223 replies
    • 66.1k views

  10. My TGP finally has a new valence!!!

    By Jonpro03,   
    • 16 replies
    • 2.5k views

  11. Found!!! 89 TGP in Junkyard

    By 94GPGTP,   
    • 12 replies
    • 2.7k views

  12. Finally got my first TGP Project Car! I need some help? runs rough? 1 2 3 4 5

    By jongrappin,   
    • 102 replies
    • 11.5k views

  13. Rebuilding Turbo

    By RedZMonte,   
    • 2 replies
    • 2.1k views

  14. Feeler Thread

    By Nyshadow,
    • 6 replies
    • 1.6k views

  15. 94GPGTP's Neverending TGP Repair Thread 1 2 3

    By 94GPGTP,   
    • 71 replies
    • 8.2k views

  16. T3 ideas (mention your turbo swap dream)

    By Shifter23,   
    • 14 replies
    • 2.4k views

  17. Sorry, don't get on here much!

    By 1989 TURBO GRAN PRIX,   
    • 14 replies
    • 2.1k views

  18. FS - 1990 Pontiac Turbo Grand Prix

    By sir dano,   
    • 4 replies
    • 3k views

  19. Oil coming out of the breather

    By 94GPGTP,   
    • 7 replies
    • 4.4k views

  20. 90 TGP 5 Speed DD

    By 94GPGTP,   
    • 0 replies
    • 1.5k views

  21. Just a brainstorm 3.4 vs. 3.5 or new 3.9

    By Shifter23,   
    • 10 replies
    • 3.5k views

  22. Picked up a 90 tgp 1 2

    By 90v65speed,   
    • 26 replies
    • 4.2k views

  23. Switching to a N/A cluster

    By White93z34,   
    • 18 replies
    • 2.7k views

  24. Source for PMIII parts?

    By jman093,   
    • 11 replies
    • 3.2k views

  25. TGP Headlights

    By Nyshadow,   
    • 12 replies
    • 1.9k views
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