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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. Looking to buy a GPT

    • 20 replies
    • 2k views
  2. looking to gauge cluster

    • 2 replies
    • 1k views
  3. Looking to turbo my 96 GP 3.1...need help

    • 13 replies
    • 2.4k views
  4. Lost brakes

    • 3 replies
    • 2.1k views
  5. Low Fuel Light

    • 5 replies
    • 1k views
  6. Low high end power

    • 24 replies
    • 2.1k views
  7. Low MAP voltage??

    • 6 replies
    • 988 views
  8. Low pressure side AC schrader valve... where?

    • 7 replies
    • 8.1k views
  9. Lower Intake Manifold Leaking bad

    • 5 replies
    • 1.6k views
  10. Lowering ass end of TGP????

    • 22 replies
    • 3.3k views
  11. lowering springs

    • 1 reply
    • 2.3k views
  12. Lowering TGP?

    • 5 replies
    • 6k views
  13. Lumina is running poorly.

    • 15 replies
    • 1.8k views
  14. M&S Production Downpipe

    • 11 replies
    • 1.6k views
  15. MacPherson Assembly? PLEASE HELP

    • 5 replies
    • 1k views
  16. Made a webpage about TGP's

    • 20 replies
    • 2.9k views
  17. MAF yes MAF on 90 TGP

    • 2 replies
    • 1.5k views
  18. Main Bearings for LG5

    • 12 replies
    • 1.5k views
  19. Maintenance manual?

    • 3 replies
    • 944 views
  20. Make that 3!!!

    • 1 reply
    • 838 views
  21. makeing a "turbo GP front bumper"

    • 2 replies
    • 1k views
  22. Man, I wonder if I can do this... 1 2

    • 27 replies
    • 3.6k views
  23. Manifold Air Temp Coolant Temp sensors

    • 2 replies
    • 1.4k views
  24. Manual Boost Controllers

    • 0 replies
    • 1.3k views
  25. Manual shifter cables too close to downpipe

    • 6 replies
    • 848 views
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