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Turbo Grand Prix

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


2,046 topics in this forum

    • 42 replies
    • 3.1k views
  1. Any added a turbo blowoff valve? 1 2

    • 42 replies
    • 3.7k views
  2. Storing My TGP 1 2

    • 42 replies
    • 3.4k views
    • 41 replies
    • 3.9k views
  3. and then there were two 1 2

    • 41 replies
    • 2.9k views
  4. TGP progress thread 1 2

    • 41 replies
    • 3.1k views
  5. Found bellows for crossover pipe!!! 1 2

    • 40 replies
    • 4.1k views
  6. stock 3.1 vs destroked down to 2.8 1 2

    • 40 replies
    • 4.6k views
  7. How many TGPs are left?? 1 2

    • 40 replies
    • 4k views
  8. New T25 installed 1 2

    • 40 replies
    • 3.7k views
  9. I made A-PILLAR duel gauge pod.. 1 2

    • 39 replies
    • 3.4k views
  10. 5 speed TGP video 1 2

    • 39 replies
    • 3.2k views
  11. TGP acting strange (fixed!) 1 2

    • 39 replies
    • 4.4k views
  12. PARTING OUT 90 TGP LMK WHAT YOU NEED 1 2

    • 39 replies
    • 3.9k views
  13. turbo Q....quick one! 1 2

    • 39 replies
    • 3.2k views
  14. TGP nominated one of the best Turbo cars of the 80's... 1 2

    • 39 replies
    • 4.1k views
  15. Onto the Next subject 1 2

    • 39 replies
    • 5.3k views
  16. wastegate problems? 1 2

    • 39 replies
    • 5.3k views
  17. Well, This sucks . .. 1 2

    • 39 replies
    • 6.3k views
  18. Who has the fastest TGP??? 1 2

    • 38 replies
    • 3k views
  19. MUST READ on turbos/engine strokes/hp vs torque/turbo cam++ 1 2

    • 38 replies
    • 2.8k views
  20. when does your turbo sound kick in 1 2

    • 38 replies
    • 2.8k views
  21. few problems 1 2

    • 38 replies
    • 2.8k views
  22. Digging into my TGP a bit 1 2

    • 38 replies
    • 2.7k views
  23. Red 89 TGP at EZ Pull N Save, New Ringgold PA 1 2

    • 38 replies
    • 6.3k views
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