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Turbo Grand Prix

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


2,050 topics in this forum

  1. Swapping a 89 Tgp turbo engine into a 90 grand prix

    • 3 replies
    • 1.8k views
  2. What is a good tubo for my application?

    • 10 replies
    • 1.8k views
  3. Head Gaskets

    • 16 replies
    • 1.8k views
    • 10 replies
    • 1.8k views
  4. Overheating question???

    • 6 replies
    • 1.8k views
  5. Turbo

    • 13 replies
    • 1.8k views
  6. Overboost

    • 3 replies
    • 1.8k views
  7. PM III problems - accumulator or pressure switch?

    • 5 replies
    • 1.8k views
  8. oil cooler

    • 1 reply
    • 1.8k views
  9. TGP guys.....something of interest

    • 6 replies
    • 1.8k views
  10. Crashed the car today

    • 10 replies
    • 1.8k views
  11. Post your VIN + build date.

    • 4 replies
    • 1.8k views
  12. Stock Performance Specs

    • 4 replies
    • 1.8k views
  13. Custom TGP exhaust - the beginnings

    • 14 replies
    • 1.8k views
  14. a question for mr M. ....Jeff M. that is

    • 15 replies
    • 1.8k views
  15. knock sensor upgrade?

    • 8 replies
    • 1.8k views
  16. Question - my car is smoking

    • 12 replies
    • 1.8k views
  17. Brake parts

    • 2 replies
    • 1.8k views
  18. Idle Problems

    • 6 replies
    • 1.8k views
  19. 1989 Turbo GP Service Supplement on ebay. 2-12-06 ****SOLD

    • 14 replies
    • 1.8k views
  20. downpipe flange

    • 6 replies
    • 1.8k views
  21. IC questions

    • 14 replies
    • 1.8k views
  22. Rebuilding the LG5

    • 8 replies
    • 1.8k views
  23. MOVED: WTB: 3.1 turbo plenum

    • 0 replies
    • 1.8k views
  24. a dying tgp?

    • 11 replies
    • 1.8k views
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