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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. Cam upgrades

    • 20 replies
    • 1.8k views
  2. What are the tricks?

    • 22 replies
    • 1.8k views
  3. turbo blanket

    • 14 replies
    • 1.8k views
  4. Gauge Clusters

    • 11 replies
    • 1.8k views
  5. Need BOV recommendations

    • 22 replies
    • 1.8k views
  6. HUD install

    • 7 replies
    • 1.8k views
  7. need help just purchased 90 ste turbo

    • 24 replies
    • 1.8k views
  8. shifting problems, not internals?

    • 18 replies
    • 1.8k views
  9. Upper charge pipe?

    • 12 replies
    • 1.8k views
  10. datamaster beta...help get this car running

    • 20 replies
    • 1.8k views
  11. Transmission problems???

    • 5 replies
    • 1.8k views
  12. another TGP getting 3x00 topend

    • 16 replies
    • 1.8k views
  13. Compressor Bypass Valve

    • 5 replies
    • 1.8k views
  14. is this 89 worth it??

    • 13 replies
    • 1.8k views
  15. Just another PM3 thread.

    • 5 replies
    • 1.8k views
  16. Newbie??

    • 1 reply
    • 1.8k views
  17. 0 to 80 vid in the STE.

    • 8 replies
    • 1.8k views
  18. A Few Questions

    • 9 replies
    • 1.8k views
  19. 3400 SFI parts for TGP

    • 10 replies
    • 1.8k views
  20. Aiming Parking/Marker Lights

    • 2 replies
    • 1.8k views
  21. who will make me a 5-speed chip?

    • 16 replies
    • 1.8k views
  22. tgp upgrades

    • 9 replies
    • 1.8k views
  23. My new to me 1989 TGP

    • 6 replies
    • 1.8k views
  24. Okay guys, my TGP and I need your help.

    • 15 replies
    • 1.7k views
  25. header wrap and o2 sensor

    • 4 replies
    • 1.7k views
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