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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.


2,049 topics in this forum

  1. S

    • 2 replies
    • 886 views
  2. Looking for a code sorce and a repair manual..

    • 3 replies
    • 886 views
  3. Is an exhaust cutout much benifit to our cars?

    • 19 replies
    • 2.2k views
  4. New TPG needs a turbo... 1 2

    • 25 replies
    • 2.8k views
  5. boost controll solenoid ?

    • 3 replies
    • 1k views
  6. Got bored so I g-teched my car! 13's!!!

    • 13 replies
    • 1.3k views
  7. First x-over was bad, not its EGR pipe

    • 3 replies
    • 962 views
    • 0 replies
    • 857 views
  8. Uploaded one of many new drag videos

    • 4 replies
    • 903 views
  9. Got my helmet today so now I can go back to the track.

    • 16 replies
    • 1.9k views
  10. Anybody experienced a bad shimy under full accel?

    • 10 replies
    • 1.4k views
    • 15 replies
    • 1.9k views
  11. gm remanufactured transmissions?

    • 11 replies
    • 2.3k views
  12. Code 31

    • 3 replies
    • 855 views
  13. Dyno predictions **UPDATE: results & video** 1 2

    • 42 replies
    • 4.2k views
  14. my TSTE's estimated resale?

    • 8 replies
    • 1.1k views
  15. this car worth it?

    • 5 replies
    • 1k views
  16. new here... help? with TGP

    • 2 replies
    • 942 views
  17. moved post about PMIII

    • 2 replies
    • 1k views
  18. rings

    • 8 replies
    • 1.1k views
  19. Head liner

    • 7 replies
    • 1.5k views
    • 9 replies
    • 1.2k views
  20. MUST READ on turbos/engine strokes/hp vs torque/turbo cam++ 1 2

    • 38 replies
    • 3.3k views
  21. Intercooler Pressure Drop Info

    • 0 replies
    • 889 views
  22. Proud owner of a 90 Black TGP (story)

    • 8 replies
    • 1.2k views
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