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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. Rebuilding the LG5

    • 8 replies
    • 1.7k views
  2. What is a good tubo for my application?

    • 10 replies
    • 1.7k views
  3. MOVED: WTB: 3.1 turbo plenum

    • 0 replies
    • 1.7k views
  4. Turbo

    • 13 replies
    • 1.7k views
  5. Crashed the car today

    • 10 replies
    • 1.7k views
  6. 3-stage boost control?

    • 12 replies
    • 1.7k views
  7. downpipe flange

    • 6 replies
    • 1.7k views
  8. Custom TGP exhaust - the beginnings

    • 14 replies
    • 1.7k views
  9. save me from a pissed wife

    • 8 replies
    • 1.7k views
  10. 1/4 mile times and stock boost?

    • 7 replies
    • 1.7k views
  11. higher octane??

    • 9 replies
    • 1.7k views
  12. PM III problems - accumulator or pressure switch?

    • 5 replies
    • 1.7k views
  13. My TGP is no more

    • 13 replies
    • 1.7k views
  14. How do you tell if a turbo is good or not???

    • 17 replies
    • 1.7k views
    • 10 replies
    • 1.7k views
  15. Stock Performance Specs

    • 4 replies
    • 1.7k views
  16. Radiator problem

    • 7 replies
    • 1.7k views
  17. tach off/cant rev high enough.

    • 3 replies
    • 1.7k views
  18. what should i do

    • 16 replies
    • 1.7k views
  19. Info about the stock TGP spark table...

    • 10 replies
    • 1.7k views
  20. What If.........

    • 11 replies
    • 1.7k views
  21. Lower Intake Manifold Leaking bad

    • 5 replies
    • 1.7k views
  22. TGP Turbo and ECM on 3x00?

    • 14 replies
    • 1.7k views
  23. Filter on turbo question!!!!!!

    • 7 replies
    • 1.7k views
  24. a dying tgp?

    • 11 replies
    • 1.7k views
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