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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. Has anybody ever had a leak at the right front corner of the roof?

    • 7 replies
    • 1k views
  2. wheels and tires *mods hear me out*

    • 1 reply
    • 1k views
    • 5 replies
    • 1k views
  3. 4T60-0 LG5-2

    • 5 replies
    • 1k views
  4. powmaster 3 abs unit !!! new price

    • 4 replies
    • 1k views
  5. New/Used Louvers?

    • 5 replies
    • 1k views
  6. exaust piping size

    • 5 replies
    • 1k views
  7. Boost selector switch

    • 0 replies
    • 1k views
  8. question for those of you with grainger valve MBCs...

    • 5 replies
    • 1k views
  9. ;

    • 2 replies
    • 1k views
  10. No spark

    • 12 replies
    • 1k views
  11. looking to gauge cluster

    • 2 replies
    • 1k views
  12. Need some parts or part ##s

    • 8 replies
    • 1k views
  13. makeing a "turbo GP front bumper"

    • 2 replies
    • 1k views
  14. dyno sheets and questions!

    • 5 replies
    • 1k views
  15. Fuel Injectors...

    • 7 replies
    • 1k views
  16. coil layout different from n.a. grand prix?????

    • 3 replies
    • 1k views
  17. Bypassing the Turbo?

    • 5 replies
    • 1k views
  18. o2 sensor

    • 3 replies
    • 1k views
  19. TGP/TSTE Cluster

    • 3 replies
    • 1k views
    • 0 replies
    • 1k views
  20. intercooler piping

    • 7 replies
    • 1k views
  21. Mike, with the low milage TGP for sale 90/black on my site

    • 0 replies
    • 1k views
  22. Turbo > Regular 3.1

    • 2 replies
    • 1k views
  23. TGP electrical problem

    • 6 replies
    • 1k views
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