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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. vaccume modulator must be plugged WHY?

    • 14 replies
    • 1.8k views
  2. Stock TGP turbo?

    • 11 replies
    • 2k views
  3. Brake parts

    • 2 replies
    • 1.5k views
  4. TGP's have very low drag coefficients...

    • 6 replies
    • 2.9k views
  5. where can i get a wastegateactuator?

    • 6 replies
    • 1.5k views
  6. brake light

    • 1 reply
    • 1.3k views
  7. Antifreeze smell comin from somewhere?????

    • 3 replies
    • 1.1k views
  8. Need Another TGP?

    • 9 replies
    • 1.8k views
  9. powermaster lll motor spins backwards

    • 2 replies
    • 1.2k views
  10. Need TGP engine info...anyone?

    • 3 replies
    • 1.7k views
  11. Injectors

    • 0 replies
    • 1.3k views
  12. turbo wheels, turbo or GTP emblem but 91+ front end WTF!

    • 8 replies
    • 1.7k views
  13. tgp problem

    • 2 replies
    • 1.4k views
  14. TGP coolant overflow tank question

    • 6 replies
    • 1.3k views
  15. PM III fluid levels

    • 1 reply
    • 1.2k views
  16. This is not a TGP but look at this once........

    • 4 replies
    • 1.4k views
  17. met a Tgp owner (sort of) in Little Italy

    • 1 reply
    • 1.7k views
  18. 5 sp transfer again

    • 5 replies
    • 1.4k views
  19. My turbo DOHC update...

    • 13 replies
    • 1.9k views
  20. battery relocation

    • 2 replies
    • 1.3k views
  21. Finally got my front lowering springs today.

    • 14 replies
    • 1.9k views
  22. TGP 3rd Brake Light Overlays...

    • 7 replies
    • 1.5k views
  23. TGP cam specs?

    • 19 replies
    • 2.5k views
  24. Have a look!

    • 5 replies
    • 1.8k views
    • 8 replies
    • 3.1k views
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